LUITEL, C. Viability of Biogas: An Option for Household Energy. Tribhuvan University Journal, [S. l.], v. 21, n. 2, p. 79–90, 2011. DOI: 10.3126/tuj.v21i2.4580. Disponível em: https://nepjol.info./index.php/TUJ/article/view/4580. Acesso em: 26 dec. 2024.