Sinha, Sankar Narayan, Dipak Paul, and Karabi Biswas. 2017. “Effects of Moringa Oleifera Lam. and Azadirachta Indica A. Juss. Leaf Extract in Treatment of Tannery Effluent”. Our Nature 14 (1):47-53. https://doi.org/10.3126/on.v14i1.16440.