Lamichhane, Sanjaya, and Lars Erik Rudd. “Effects of Temperature, Particle Size and Enzyme Addition on Biogas Production In-Vitro”. Journal of Agriculture and Forestry University 6, no. 1 (May 27, 2025): 89–97. Accessed December 6, 2025. https://www.nepjol.info/index.php/jafu/article/view/78159.