Prasad, G., Shanker, V., & Chopra, A. K. (2004). Impact of IDPL effluent on water quality of river Ganga at Shyampur Khadir, Rishikesh (Uttaranchal). Environment Conservation Journal, 5(1-3), 67–70. https://doi.org/10.36953/ECJ.2004.0512310