The Development of Biogas Production in the Context of Energy Transition: The Case of Poland. Journal of Public Governance, Poland, v. 57, n. 3, p. 55–68, 2021. DOI: 10.15678/ZP.2021.57.3.05. Disponível em: https://publicgovernance.pl/index.php/zpub/article/view/23779. Acesso em: 29 oct. 2026.