Ghimire, Dinesh, Jagannath Shrestha, and Anup K.C. “Study on Potentiality of Biogas Plants and Their Role for the Conservation of Environment”. Nepal Journal of Science and Technology 15, no. 2 (February 15, 2015): 51–56. Accessed July 27, 2024. https://nepjol.info/index.php/NJST/article/view/12114.