Research Publications in National Conferences

 

85

Thinakaran E and V. Jothiprakash, (2012) ”Hydrodynamics of a River reach using Numerical Technique”, Global Perspectives on Water Resources and Environment-GLOWARE 2012, Annamalai University, Chidambaram, 22-23 March 2012, pp 60

84

Fathima, T.A. and V. Jothiprakash (2012) “WARMICE-2012, National Symposium on Water Resources Management in Changing Environment, National Institute of Hydrology, Roorkee, Feb 8-9, 2012, pp 319-327.

 

83

Arunkumar R and V. Jothiprakash (2012) “Optimal reservoir operation for hydropower generation”, National Symposium on Water Resources Management in Changing Environment -WARMICE-2012, National Institute of Hydrology, Roorkee, Feb 8-9, 2012, pp 311-317

82

Rao C.J., Jothiprakash, V. and Eldho T. I. (2011). “Design of Pipe Network using Real Coded GA: A Case Study of Mira Bhayander Muncipal Corporation”, National conference on Hydraulics and Water Resources – HYDRO 2011, SVNIT, Surat, 29-30 Dec, 2011, pp. 988 -995.

81

More, D., and Jothiprakash, V. (2011). “Koyna Reservoir Inflow Prediction Using Model Tree Technique”, National conference on Hydraulics and Water Resources – HYDRO 2011, SVNIT, Surat, 29-30 Dec, 2011, pp. 981 -987.

80

Fathima, T.A., and Jothiprakash, V. (2011). “Study On Chaotic Behavior Of Koyna Reservoir Inflow Data”, National Conference on Hydraulics and Water Resources – HYDRO 2011, SVNIT, Surat, 29-30 Dec, 2011, pp. 944 -951.

79

Jothiprakash, V., and Magar, R.B. (2001). “Real-time Reservoir Inflow Prediction using Soft Computing Techniques”, Theme Lecture, National Conference on Hydraulics and Water Resources – HYDRO 2011, SVNIT, Surat, 29-30 Dec, 2011, pp. 920 927.

78

Arunkumar, R., and Jothiprakash, V. (2011). “Simulation Studies on a Large Scale Hydropower Reservoir”, National conference on Hydraulics and Water Resources – HYDRO 2011, SVNIT, Surat, 29-30 Dec, 2011, pp. 828 -836.

77

Magar, R. B., and Jothiprakash, V. (2011). “Hourly Multi-Time-Step Inflow Prediction Using Artificial Neural Network”, National Conference on Hydraulics and Water Resources – HYDRO 2011, SVNIT, Surat, 29-30 Dec, 2011, pp. 122 -129.

76

Thinakaran, E., and Jothiprakash, V. (2011). “2D Hydrodynamic Numerical Model Studies for a River Reach”, National Conference on Hydraulics and Water Resources – HYDRO 2011, SVNIT, Surat, 29-30 Dec, 2011, pp. 54 – 61.

75

Zope, P.E., Eldho, T.I., and V. Jothiprakash. (2011). “Effect of Urbanization on the Poisar River Basin in Mumbai: A Case Study”, National Conference on Hydraulics and Water Resources – HYDRO 2011, SVNIT, Surat, 29-30 Dec, 2011, pp. 35 -42.

74

Arunkumar R and V. Jothiprakash (2011) “Reservoir evaporation prediction using artificial neural networks” National Conference on Geosummit 2011, 27-29, Jul. 2011, DST Conference at Sathyabama University, Chennai

73

Fathima T A and V. Jothiprakash “Study on Chaotic Behaviour of Reservoir Inflow” 14th National Symposium on Hydrology with Focal Theme on Management of Water Resources Under Drought Situation, 21-22, Dec. 2010, MNIT Jaipur, pp 94.

72

Jothiprakash, V, Arunkumar R and J. Nirmala “Evaluation of Vaigai Operating Rules Using a Simulation Model” 14th National Symposium on Hydrology with Focal Theme on Management of Water Resources Under Drought Situation, 21-22, Dec. 2010, MNIT Jaipur, pp 58.

71

Rao, C.J., Jothiprakash, V, and T.I. Eldho, “Conversion of intermittent Water Supply into Continuous (24X7) Water Supply System - A Case Study” National Conference on Hydraulics, Water Resources, Coastal and Environmental Engineering, HYDRO 2010, M.M. University, Mullana (Ambala), 16-18, Dec 2010, pp. 750-756.

 

70

Harpreet K and V. Jothiprakash, “Short Term Rainfall Prediction Using MLR and ANN Models” National Conference on Hydraulics, Water Resources, Coastal and Environmental Engineering, HYDRO 2010, M.M. University, Mullana (Ambala), 16-18, Dec 2010, pp. 734-739.

69

Arunkumar R and V. Jothiprakash, “A Review on Reservoir Optimization Models Using Genetic Algorithm Technique” National Conference on Hydraulics, Water Resources, Coastal and Environmental Engineering, HYDRO 2010, M.M. University, Mullana (Ambala), 16-18, Dec 2010, pp. 719-725

68

Zope, P.E., T.I. Eldho and V. Jothiprakash, “Effect of Urbanization on Flooding and Storm Water Drainage System: Case study of Mumbai, India”, National Conference on Hydraulics, Water Resources, Coastal and Environmental Engineering, HYDRO 2010, M.M. University, Mullana (Ambala), 16-18, Dec 2010, pp. 281-288.

67

Jothiprakash V and Magar, “Reservoir Inflow Prediction Using Time-Delay Recurrent Neural Network with Spatially Distributed Rainfall Data” National Workshop on Geo-Statistics and Soft Computing Techniques for Spatial Data Management, Sri Venkateswara University, Tirupati, 22-25 Nov. 2010.

 

66

Thinakaran, E and Jothipraksh, V, “Numerical Modelling Techniques of Lake Hydrodynamics”, Proceedings of National Conference on Civil Engineering for Infrastructural Developments (CID-2010), D.Y. Patil College of Engineering, Akurdi, Pune, 30 – 31 Aug 2010, pp. 317 – 324

65

Vaibhav Garg, and Jothiprakash V, “Reservoir Sedimentation Studies to Re-estimate Useful Life of a Reservoir”, Proceedings of National Conference on Sustainable Water Resources Management and Impact of Climate Change, BITS-Pilani Hyderabad Campus, March 5-6, 2010, pp 233-245.

 

64

Jothiprakash, V “Drainage Design Methodology to avoid flooding in an Airport” Proceedings of National workshop on Coastal Urban Flood Hazards and Management, Indian Institute of Technology Bombay, Mumbai, 19-20th Feb. 2010, pp 201-204

63

Alka S. Kote and Jothiprakash. V “Multivariate Forecasting of Reservoir Inflow with Artificial Neural Networks”, Proceedings of National Conference on “Hydraulics, Coastal and Environmental Engineering, HYDRO 2009, Central Water Power and Research Station (CWPRS) Pune 17-18 Dec 2009, pp 671-678.

62

Garg, V., More S S and Jothiprakash, V “Reservoir trap efficiency estimation using M5 Model Tree – A case study” Proceedings of National Conference on “Hydraulics, Coastal and Environmental Engineering, HYDRO 2009, Central Water Power and Research Station (CWPRS) Pune 17-18 Dec 2009, pp 656-662.

61

Magar R.B. and V Jothiprakash “Adaptive Neuro-Fuzzy System Approach for Daily Reservoir Inflow Prediction” Proceedings of National Conference on “Hydraulics, Coastal and Environmental Engineering, HYDRO 2009, Central Water Power and Research Station (CWPRS) Pune 17-18 Dec 2009, pp 648-655.

60

Bhosekar V V, Jothiprakash V, P.B. Deolalikar and A.R. Chavan “Application of Numerical Modeling to Spillway Aerators-A Review” Proceedings of National Conference on “Hydraulics, Coastal and Environmental Engineering, HYDRO 2009, Central Water Power and Research Station (CWPRS) Pune 17-18 Dec 2009, pp 501-508.

59

Garg, V. and Jothiprakash, V “Genetic Programming Approach to Estimate Reservoir sedimentation” National Symposium on Climate Change and Water Resources in India (CCWRIN), NIH, Roorkee, 17th -18th Nov. 2009.

58

Jothiprakash V, and Alka S Kote “Artificial neural network approach for multi-variate hydrological time series modeling, Two days workshop on Application of Advanced Soft Computing in Multidimensional in Geospatial data analysis, Indian Institute of Technology Kanpur, 15-16 Oct. 2009, pp 117-126.

57

Magar R. B and V Jothiprakash “The state of art of rainfall- runoff modeling”, National conference Zenith 2009, Father Agnel Technical Education Complex, Vashi, Navi Mumbai 30th-31st Oct. 2009.

56

Magar R and V. Jothiprakash, “Genetic programming model to establish distributed rainfall-runoff relationship” to HYDRO 2008, MNNIT, Jaipur 15th-16th Dec. 2008, pp 215-224.

55

Garg, V. and Jothiprakash, V “Reservoir trap efficiency estimation using genetic programming” to HYDRO 2008, MNNIT, Jaipur 15th-16th Dec. 2008, pp 208-214.

54

Alka Kote and V. Jothiprakash, “Application of M5 model tree to forecasting reservoir inflow” to HYDRO 2008, MNNIT, Jaipur 15th-16th Dec. 2008, pp 201-207.

53

V. Jothiprakash, T.I. Eldho & M.C. Deo, “Effective designing of an urban drainage system for flood mitigation: a case study in Mumbai”, Proceedings of the Indian National Conference on Advances in Hydraulic Engineering with Special Emphasis on Model-Prototype conformity (INCAHE) 6th -7th, Nov. 2008, CWPRS, Pune, pp 267-274.

52

Bhosekar, V.V., Jothiprakash V, and P.B. DeolalikarModelling of Air-Water flow in spillway and model prototype conformity-a review” Proceedings of the Indian National Conference on Advances in Hydraulic Engineering with Special Emphasis on Model-Prototype conformity (INCAHE) 6th -7th, Nov. 2008, CWPRS, Pune, pp 52-62.

51

Jothiprakash V and Kirty Sharma, “Artificial Neural Networks model to predict pan evaporation time series” Proceedings of the National Conference Spatial Modelling and Soft Computing in Water Resources Management SSWRM-2008, 14th -15th, March 2008, Annamalai University, Chidambaram, Tamil Nadu.

50

Magar R and V. Jothiprakash, “Lumped data rainfall runoff models using ANFIS for an intermittent river” Proceedings of the National Conference on Hydraulics and Water Resources, HYDRO 2007, National Institute of Technology Surat, 21st and 22nd Dec 2007, 647-654.

49

Garg, V. and Jothiprakash, V “Cause-Effect ANN model to Estimate Reservoir Sedimentation” Proceedings of the National Conference on Hydraulics and Water Resources, HYDRO 2007, National Institute of Technology Surat, 21st and 22nd Dec 2007, pp 632-639.

48

Alka Kote and V. Jothiprakash, “Monthly Reservoir Inflow Prediction with Time Lagged Recurrent Neural Network” Proceedings of the National Conference on Hydraulics and Water Resources, HYDRO 2007, National Institute of Technology Surat, 21st and 22nd Dec 2007, pp 608-614.

47

Bhosekar, V, V., Deolalikar, P.B., and V. Jothiprakash “Aerators for deep seated orifice spillways” Proceedings of the National Conference on Hydraulics and Water Resources, HYDRO 2007, National Institute of Technology Surat, 21st and 22nd Dec 2007, pp 523-530.

46

Chandramohan P.V., T.I. Eldho and V. Jothiprakash “Surge Analysis in Large Lift Irrigation Scheme Through Physical Modeling” Proceedings of the National Conference on Hydraulics and Water Resources, HYDRO 2007, National Institute of Technology Surat, 21st and 22nd Dec 2007, pp 513-522.

45

Alka Kote and V. Jothiprakash, “Monthly Reservoir Inflow Prediction with Conventional ARIMA Model, Fourth Indian National Conference in Harbour and Ocean Engineering, INCHOE 2007, National Institute of Technology, Suratkal, 12-14 Dec. 2007

44

Garg, V. and Jothiprakash, V “Useful Life Period Estimation of a Reservoir Using Trap Efficiency” Proceedings of the National Conference, on Hydraulics and Water Resources, HYDRO-2006, Bharati VidyaPeeth University, 8th and 9th Dec. 2006, pp 749 – 756.

43

Chandramohan P.V., Eldho T.I., and V. Jothiprakash, “Surge analysis in Lift Irrigation through Physical modeling – A case study of Bheema Project, Andhra Pradesh” Proceedings of the National Conference, on Hydraulics and Water Resources, HYDRO-2006, Bharati VidyaPeeth University, 8th and 9th Dec. 2006, pp 666 – 675.

42

Jothiprakash, V. and Mayank Dobhal. “Probabilistic Forecasting of Reservoir Inflows Using Frequency Analysis: A Case Study” Proceedings of the National Conference, on Hydraulics and Water Resources, HYDRO-2006, Bharati VidyaPeeth University, 8th and 9th Dec. 2006, pp 230 – 237.

41

S. Krishnamoorthi and Jothiprakash V “Database Management in Water Resources Using GIS with Graphical User Interface”, Proceedings of the National Conference on geomatics for infrastructural development Anna University, Chennai, 4th to 6th Jan. 2006.

40

Jothiprakash V and Ganesan Shanthi, “Genetic Algorithms for Multi-reservoir System Optimization”, Proceedings of the National Conference on HYDRO 2005, with special reference to TSUNAMI, Siddaganga Institute of Technology, Tumkur, 8th and 9th Dec, 2005, 162-170.

39

Jothiprakash V Devamane M.G. and S. Mohan, “Multi-reservoir optimization using linear programming”, Proceedings of the National Conference on HYDRO 2005, with special reference to TSUNAMI, Siddaganga Institute of Technology, Tumkur, 8th and 9th Dec, 2005, pp 149-157.

38

Jothiprakash V., and Ganesan Shanthi “Genetic Algorithm model for Reservoir Operation”, Proceedings of the National Conference on Advances in Water Engineering for Sustainable Development – NCAWESD 2005, IITM, Chennai, 16th and 17th May 2005, pp113-118.

37

Jothiprakash V., and Ganesan Shanthi, “Reservoir operating policies using genetic algorithms”, Proceedings of the National Conference on Development in Innovative Techniques for Sustainable Development of Water Resources, , Department of Civil Engineering, Annamalai University, Chidambaram, 24th and 25th Mar 2005, pp 369-376.

36

Jothiprakash V., and M. Nirmala Devi, “Study on Rejuvenation of Traditional Rainwater Harvesting System-Temple Tanks”, Proceedings of the National Conference on Development in Innovative Techniques for Sustainable Development of Water Resources, , Department of Civil Engineering, Annamalai University, Chidambaram, 24th and 25th Mar 2005, pp 253-257.

35

Devamane M.G. and V. Jothiprakash, “Multi-objective optimization using non-linear programming, Proceedings of the National Conference on Hydraulics and Water Resources HYDRO 2004, NIT Nagpur, 27th and 28th Dec, 2004, pp.

34

Jothiprakash, V, and K. A. Kuppusamy, (2004) “Study on ayacut development in the newly formed reservoir – Vembakkottai reservoir”, Proceedings of the Workshop on WRRF Studies, Institute for Water Studies, Tharamani, Chennai, 30th Mar. 2004.

33

Jothiprakash, V. and Ganesan Shanthi (2004) “Discritisation of stages using stochastic dynamic programming” Proceedings of the National Seminar on Developments in Water Science and Management, Vellore Institute of Technology, Deemed University, 11th and 12th Mar. 2004. pp20.

32

Nirmala J and V. Jothiprakash. (2004) “Monthly simulation studies of Vaigai reservoir based on Storage based policies”, Proceedings of the National Seminar on Recent Trends in Water Management RTWM 2004, Alagappa Chettiar College of Engineering and Technology, Karaikudi, 21st and 22nd Jan. 2004, pp 268-274.

31

Ganesan Shanthi and V. Jothiprakash. (2004) “Stochastic Dynamic programming model” Proceedings of the National Seminar on Recent Trends in Water Management RTWM 2004, Alagappa Chettiar College of Engineering and Technology, Karaikudi, 21st and 22nd Jan. 2004, pp 51-58.

30

Jothiprakash, V. (2004) “Reference crop evapotranspiration estimation using Artificial Neural Network”, Proceedings of the National Seminar on Recent Trends in Water Management RTWM 2004, Alagappa Chettiar College of Engineering and Technology, Karaikudi, 21st and 22nd Jan. 2004, pp 32-37.

29

K. Sasirekha and V. Jothiprakash. (2004) “Comparative study on temperature based reference crop evapotranspiration models”, Proceedings of the National Seminar on Recent Trends in Water Management RTWM 2004, Alagappa Chettiar College of Engineering and Technology, Karaikudi, 21st and 22nd Jan. 2004, pp 24-31.

28

Jothiprakash, V. and J. Nirmala (2003) “Daily simulation studies of Vaigai reservoir based on storage based policies”, Proceedings of the National Seminar on Application of Management tools for sustainable water resources development, SASTRA, Deemed University, Thanjavur, 12th and 13th Dec. 2003, pp 65-71.

27

Jothiprakash, V. and K. Sasirekha (2003) “Comparative study on radiation based reference crop evapotranspiration models”, Proceedings of the National Seminar on Application of Management tools for sustainable water resources development, SASTRA, Deemed University, Thanjavur, 12th and 13th Dec. 2003, pp 58-64.

26

Jothiprakash, V. S. Amuthavalli, K, Anu and R. Sangathamil (2003) “Genetic algorithm for water resources optimization”, Proceedings of the National Seminar on Application of Management tools for sustainable water resources development, SASTRA, Deemed University, Thanjavur, 12th and 13th Dec. 2003, pp 35-39.

25

Jothiprakash, V. (2003) “Artificial Neural Networks for reference crop Evapotranspiration estimation”, Proceedings of the National Seminar on Application of Management tools for sustainable water resources development, SASTRA, Deemed University, Thanjavur, 12th and 13th Dec. 2003, pp 14-19.

24

Jothiprakash, V. R. Balasubramanian and S. Mohan “Seasonal planning of an irrigation system through explicit stochastic modeling” Proceedings of the National Conference on ISWRPM - 2003 BITS, Pilani 11th and 12th , Oct. 2003, pp 56-63

23

Jothiprakash, V and C. Jenniffa Latha, “Artificial Neural Network Model to Predict Inflow into a Reservoir”, Proceedings of the National Seminar on Recent Advances in Water Resources Planning and Management (RAWRPM) Department of Civil Engineering, Annamalai University, Chidamabram, 8th and 9th Mar. 2003, pp C-118 to C-124

22

Jothiprakash. V, and Krishnamoorthi S., “Reservoir Simulation-ResSim”, WRCP Proceedings of the Workshop on WRRF Studies, I W S, Tharamani, Chennai, 6th Mar. 2003.

21

Ramadevi, D and V. Jothiprakash, “Design of Drinking Water Treatment Plant Using Computers”, Proceedings of the Three day National Seminar on Environmental Management, School of Civil Engineering, SASTRA Deemed University, Thanjavur, 26th to 28th Feb. 2003, pp 51-56.

20

Jothiprakash, V and A. Tamilmani, “Rainwater Harvesting - A New approach in the design”, Proceedings of the Three day National Seminar on Environmental 22Management, School of Civil Engineering, SASTRA Deemed University, Thanjavur, 26th to 28th Feb. 2003, pp 20-23.

19

Jothiprakash, V and A. Tamilmani, “Design of an Integrated rainwater harvesting system for a college campus” Proceedings of the Workshop on Water Conservation and Water Management, Neyveli Lignite Corporation Ltd., Neyveli, 8th Feb. 2003, pp 67-72.

18

Krishnamoorthi S., and V. Jothiprakash, “Water Management Studies in Agniar river basin”, Proceedings of the Workshop on WRRF Studies, Institute for Water Studies, Tharamani, Chennai, 9th Jan. 2003.

17

Devamane, M.G., Jothiprakash, V, and I.C. Josephraj, “Development of interactive software for flood estimation and routing” Proceedings of the International HYDRO 2002 Conference on Hydraulics, Water Resources and Ocean Engineering, IIT Bombay, 16th and 17th Dec. 2002, pp 431-434.

16

Jothiprakash, V., S. Mohan, and K. Elango, “Environmental impact of percolation pond” Proceedings of the II National Seminar on Environmental Management and Pollution Abatement, Annamalai University, Chidambaram, 12th and 13th Jul 2002, pp W 25 – W 33

15

Jothiprakash, V., “Analysis of groundwater level variations in a district”, Proceedings of the Workshop on Groundwater Development Management and Monitoring in Tamil Nadu, Central Ground water Board, South Eastern Coastal Region, Chennai, 20th Mar 2002, pp 25-28.

14

Jothiprakash, V., G. Marimuthu, R. Muralidharan, and N. Senthil Kumar, “Geographical information system for assessing zones for artificial recharge”, Proceedings of the National Seminar on Water Resources Systems Planning and Management, Annamalai University, Chidambaram, 7th and 8th Mar. 2002, pp A60-A67

13

Jothiprakash, V., and P. Shanmuganathan “Application of artificial neural network to predict reference crop evapotranspiration” Proceedings of the National Seminar on Water Resources Systems Planning and Management, Annamalai University, Chidambaram, 7th and 8th Mar. 2002, pp A1 – A7

12

Jothiprakash V., S. Mohan and K. Elango “Rain Water Harvesting Through Percolation Ponds” Proceedings of the Workshop on Rain Water Harvesting, Indian Institute of Technology, Madras, 15th to 16th Dec, 2001, pp 84 – 90.

11

Jothiprakash V., K. Elango and S. Mohan “Percolation Ponds-A source for Sustainable drinking water supply in rural areas” Proceedings of the National Workshop on Water Resource and Water Quality Management for Sustainable Drinking Water Supply, TWAD Board, Chennai, Tamil Nadu, 16th to 17th Nov. 2001, pp III 85 - 90

10

Jothiprakash, V., G. Marimuthu, R. Muralidharan, and N. Senthil kumar, “ Assessment of potential zones for artificial recharge using GIS”, Proceedings of the National Symposium on Impact of Computers and Information Technology on Civil and Structural Engineering, Department of Civil Engineering, Karunya Institute of Technology, Coimbatore. 24th and 25th Aug. 2001, pp 215 – 222.

9

Krishnamoorthi, S., V. Jothiprakash, and Kameshwaran, “GIS for graphical user interface (GUI) database management in water resources engineering”, Proceedings of the National Symposium on Impact of Computers and Information Technology on Civil and Structural Engineering, Department of Civil Engineering, Karunya Institute of Technology, Coimbatore. 24th and 25th Aug. 2001, pp 208 – 214

8

Jothiprakash V., K. Elango and S. Mohan, “Design primer computer aided package for the design and estimation of the percolation ponds”, Proceedings of the National Seminar on Role of Private Sector in the Management of Irrigation and Drainage Systems, Irrigation Management Training Institute, 28th and 29th Mar. 2001, pp 139-146.

7

Mohan S and V.Jothiprakash, "Stochastic dynamic programming model for conjunctive use" One day Seminar on Mathematical Methods and Applications IIT Madras, 22nd Dec. 1999.

6

Mohan S. and V. Jothiprakash, "Conjunctive use opportunities and challenges in water resources development" in Planning and Development of Groundwater Resources in India - A Perspective for the 21" Century, Satyam Publications, Patna. (conference during 17th and 18th Dec 1999) 2002 pp 62-75.

5

Jothiprakash. V, S.Mohan and K.Elango, "Influence of Percolation Ponds - A Recharging Structure in a Small Watershed", Proceedings of National Conference on Emerging Trends in the Development of Sustainable Groundwater Resources, NCGWS- 97, Centre for Water Resources, JNTU, Hyderabad, 27th and 28th, Aug. 1997, pp. 280-289.

4

S.Mohan and V.Jothiprakash, "An Optimization Model for Crop Planning in a Basin under Deficit Water Conditions", Proceedings of National Conference on Emerging Trends in the Development of Sustainable Groundwater Resources, NCGWS-97, Centre for Water Resources, JNTU, Hyderabad, 27th and 28th, Aug. 1997, pp 208 - 217.

3

Mohan. S., and V. Jothiprakash "Derivation of reservoir operating rules using fuzzy linear programming" Proceedings of National Symposium on Fuzzy Sets and their Applications, IIT Madras, 9th and 10th, Jun. 1997, pp 61-69.

2

Jothiprakash, V., K.Kumaraguru, K.Elango and S.Mohan. "Effectiveness of Percolation Ponds" Proc. Proceedings of the All India Seminar on Ground Water 3Potential: Assessment, Development and Management, Institution of Engineers (India), Tirupathi, 9th and 10th Mar. 1995, pp. 5-10.

1

Jothiprakash, V. "Recent trends in low cost housing" One day seminar in Civil Engineering, SRM Engg. College, Tamil Nadu, 28th Feb. 1988.