Singh, A.K.; Sinha, R.K.; Sharan, R.K. (1988). Occurrence of freshwater polychaete Nephthys oligobranchia in the River Ganga at Patna, India. Environment and Ecology (Kalyani). 6: 1032-1034.
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Singh, A.K.; Sinha, R.K.; Sharan, R.K.
1988
Occurrence of freshwater polychaete Nephthys oligobranchia in the River Ganga at Patna, India