Ishihara, H. & Taniuchi, T. & Tanaka, Sho & Srivastava, M.P. (1998)
Investigation of the freshwater elasmobranchs in the River Ganges. In Adaptability and conservation of freshwater elasmobranchs. Report of Research Project, Grant–in–Aid for International Scientific Research(Field Research) in the financial year of 1996 and 1997: 41–55