- Chatterjee, C., Jha, R., Lohani, A. K., and Jaiswal, R. K. (1997). “Determination of SCS runoff curve number and land use changes for Hamidnagar sub-basin of Punpun basin.” Report No. CS(AR) 14/96-97, National Institute of Hydrology, Roorkee.
- Chatterjee, C., Mani, P., Kumar, R., and Kumar, S. “Evaluation of shifting characteristics of river Ganga between Ara and Patna using IRS-1C LISS-III and PAN data.” National Institute of Hydrology, Roorkee.
- Chatterjee, C., Kumar, R., Chakravorty, B., Lohani, A. K., and Kumar, S. “Waterlogged area mapping of the lower reaches of Gandak basin using remote sensing technique.” National Institute of Hydrology, Roorkee.
- Lohani, A. K., Chatterjee, C., and Ghosh, N. C. (2000). Report on “A management model for the waterlogging and drainage congestion problem of Mokama group of Tals in Central Bihar.” National Institute of Hydrology, Roorkee, R. K. Printers & Publishers, Roorkee.
- Kumar, R., Chatterjee, C., Panigrahy, N., Patwari, B. C, and Singh, R. D. (2000). “Development of regional flood formula using L-moments for North Brahmaputra river system.” Report No. TR/BR-4/1999-2000, National Institute of Hydrology, Roorkee.
- Kumar, R., Chatterjee, C., Kumar, S., Lohani, A. K., and Singh, R. D. (2000). “Flood estimation by GIS based GIUH approach for Ajay basin upto Sarath gauging site of South Bihar.” Report No. TR/BR-17/1999-2000, National Institute of Hydrology, Roorkee.
- Kumar, R., Chatterjee, C., Kumar, S., Lohani, A. K., and Singh, R. D. (2000). “Development of regional flood frequency relationship using L-Moments for South Bihar/Jharkhand.” Report No. TR/BR-19/1999-2000, National Institute of Hydrology, Roorkee.
- Chatterjee, C., Kumar, R., Kumar, S., Lohani, A. K., and Singh, R. D. “Inter comparison of GIUH based Nash and Clark models.” National Institute of Hydrology, Roorkee.
- Kumar, R., Chatterjee, C., and Kumar, S. “Uncertainty analysis of GIUH based Clark model using first order analysis for Ajay basin upto Sarath gauging site of South Bihar.” National Institute of Hydrology, Roorkee.
- Kumar, R., Chatterjee, C., and Kumar, S. (2001). “Development of regional flood formulae using L-moments for Middle Ganga Plains (Subzone 1-f).” Report No. CS/AR-16/2000-2001, National Institute of Hydrology, Roorkee.
- Kumar, R., Chatterjee, C., Kumar, S., and Mani, P. “Flood hazard mapping and flood risk zoning.” National Institute of Hydrology, Roorkee.
- Kumar, R., Chatterjee, C., and Kumar, S. “Development of regional flood formulae using L-moments for Sone Basin (Subzone 1-d).” National Institute of Hydrology, Roorkee.
- Kumar, R., Singh, R. D., Chatterjee, C., Lohani, A. K., Kumar, S., and Nema, R. K. (2000). “Uncertainty analysis of GIUH based Clark Model using first order analysis for a catchment of lower Godavari subzone 3(f).” Report No. TR/BR-18/1999-2000, National Institute of Hydrology, Roorkee.
- Kumar, S., Kumar, R., and Chatterjee, C. (2000). “Application of artificial neural network (ANN) in flood studies of Ajay river basin.” Report No. TR/BR-5/1999-2000, National Institute of Hydrology, Roorkee.
- Kumar, S., Kumar, R., Chakravorty, B., and Chatterjee, C. “Development of stage-discharge relationship using artificial neural network (ANN) technique.” National Institute of Hydrology, Roorkee.