Sasivarman, B., M. Rajeshkannan, V. Sowmiya, E. Subashchandrabose, and R. Swetha. 2018. “Evaluation of Anaerobic Digester for Treating Tannery Effluent by Water Displacement Method”. International Journal of Engineering & Technology 7 (4.2): 40-42. https://doi.org/10.14419/ijet.v7i4.2.26328.