Dinesan, V. P. and Basak, P. (1994). Islands of Kerala –The Hydro-Environmental Status. Proc. 6th Kerala Science Congress, Trivandrum, 27-29, January, 1994.

Anitha A B, James E J and Achuthan A, ‘Frequency analysis of rainfall runoff in selected river basins of Kerala’, Proceedings Fifth Kerala Science Congress, Kottayam, January 1993

Dinesan, V. P. and Basak, P. (1993). Rooftop Water Harvesting in Vogue in Various Parts of the World. Proc. of National Seminar on Water Harvesting, , REC, Trichy, 25-26, June, 1993

Dinesan, V. P. and Basak, P. (1993). Water Related Environmental Issues in the Islands of Kerala. Proc. Regional Workshop on Water and Related Environmental Issues, CWRDM, Kunnamangalam, 4 May 1993.

Anitha A B, James E J, ‘Flood studies in river basins’, Seminar on Integrated River Basin Planning, Thiruvananthapuram, September 1992

Chandrasekharan M E, Anitha A B, James E J, Integrated watershed planning – a case study’, Seminar on Integrated River Basin Planning, Thiruvananthapuram, September 1992

Dinesan, V. P., Prasannakumar, K. R. and Rajagopalan, S. P.(1991). Training Programme on Repair of Bore well hand pump Among Tribal Youth-A case study in Kerala. Proc. Seminar on Development and management of Groundwater in Irrigation and Other Water Sectors, Trivandrum, 7-8, March, 1991.

Jaganathan, P., Abdul Hameed, E., Dinesan, V. P. and Rajagopalan, S, P.(1991). Low Cost Approaches to Upgrade Traditional Groundwater Resources in Kerala. Proc. Seminar on Development and Management of Groundwater in Irrigation and other Water Sectors, 7-8, March 1991.

Anitha A B, Chandrasekharan M E and James E J, ‘Scope for minor irrigation schemes in Kerala’ – case study from the Deviar watershed, Seminar on Modernisation in Irrigation Sector of Kerala Malampuzha, October 1990

Chandrasekharan M E, Anitha A B, John N C and James E J, ‘Sediment transport studies in the Deviar watershed of Periyar river basin’, Seminar on Erosion and Sedimentation in Kerala, Trivandrum, March, 1990

Dinesan, V. P. and Rajagopalan, S. P. (1990). Training the Economically and Socially Backward Tribals of South Western India on Bore well Hand pump Repair. Proc. International Conference on Water and Waste Water, 24-27, April, 1990, Barcelona, Spain.

Narasimha Prasad. N.B and Sundara Rajan C.V, 1990, Remote Sensing Application to Groundwater Exploration in Hard Rock Terrain – A Case Study, International Symposium on Remote Sensing and Water Resources, Enschede, Netherlands, Pp.525 – 530.

Narasimha Prasad. N.B, Basak.P, and Nazimuddin M, 1990, Groundwater Extraction Through Borewell and its Effect on the Surrounding Open wells –A Case Study, International, Conference on Groundwater Resources Management, Bangkok, Thailand, pp. 117 –121.

Rajagopalan, S. P., Dinesan, V. P. and Jaganathan, P. (1990). Development of Traditional Water Resources for Drinking Water supply Among Weaker Sections. Souvenir, All India Seminars on Financing and Management of Water Supply Scheme 1990, (1): pp. 133-137.

Rajagopalan, S. P., Dinesan, V. P. and Jaganathan. (1990). Pilot Projects to Develop Traditional Water Sources for Drinking Water Supply in Rural India. Proc. VIIth IWRA World Congress on Water Resources, 13-18, May,1990, Morocco.

Anitha A B, Chandrasekharan M E and James E J, ‘Sheet erosion and sediment transport studies in the Deviar watershed’ National Seminar on Socio Economic and Environmental Impact of Water Resources Project’ CWRDM, Kozhikode September 1989.

Basak.P, Narasimha Prasad N.B and Nazimuddin M, 1989,Irrigation Planning in Hilly Regions Through Application of Remote Sensing, International Symposium on Remote Sensing in Evaluation and Management of Irrigation, Mendoza, Argentina, Pp.323 – 327.

Dinesan, V. P. (1989). Selection Pumps for Groundwater Based Irrigation. Proc. National Seminar on Modernization of Irrigation Projects of Kerala, Malampuzha, Palakkad, 1-2, November 1989.

Narasimha Prasad. N.B and Rajagopalan . S. P, 1988, Quantification of Subsurface Water From the River Bed for Urban Water Supply Schemes – A Case Study, International Seminar on Hydrology, Visakhapatanam, India.

Narasimha Prasad, N.B., and Basak, P, 1987, “ Ground Water Resources Development Through Remote Sensing and Hydrogeomorphological Techniques – An Integrated Approach”, International conference on Land and Resource Evaluation for National Planning in the Tropics, Mexico, pp. 85 –89.