A Review on Carbon Dioxide Chemical Absorption for Biogas  Upgrading. International Journal of Innovative Research in Computer Science & Technology, [S. l.], v. 9, n. 3, p. 103–107, 2021. Disponível em: https://journals.acspublisher.com/index.php/ijircst/article/view/10501. Acesso em: 4 apr. 2025.