P. K. PANDEY and N. KUMAR, “OCCURRENCE OF NITROGEN FIXING AEROBIC BACTERIA AND AZOTOBACTER SPP. IN A FRESHWATER LAKE AND A POND AT MUMBAI”, J Inland Fish Soc India, vol. 38, no. 2, pp. 14–19, Oct. 2020, doi: 10.47780/jifsi.38.2.2006.62691.