BAJRACHARYA, Tri Ratna; DHUNGANA, Alok; THAPALIYA, Nirajan; HAMAL, Gogan. Purification and Compression of Biogas: A Research Experience. Journal of the Institute of Engineering, [S. l.], v. 7, n. 1, p. 90–98, 2009. DOI: 10.3126/jie.v7i1.2066. Disponível em: https://nepjol.info/index.php/JIE/article/view/2066. Acesso em: 8 dec. 2025.