Forex Savings through Biogas Energy in Pakistan. The Pakistan Development Review, [S. l.], v. 63, n. 3, p. pp.463–474, 2025. DOI: 10.30541/v63i3pp.463-474. Disponível em: https://thepdr.pk/index.php/pdr/article/view/2980. Acesso em: 27 oct. 2025.