KLIMENT; ANGELOV; IGOR, Šešo. 668.ENERGETIC AND ECONOMIC ANALYSIS FOR UTILIZATION OF BIOGAS FROM PIG FARMS IN NORTH MACEDONIA. MECHANICAL ENGINEERING – SCIENTIFIC JOURNAL, [S. l.], v. 41, n. 2, p. 89–98, 2023. DOI: 10.55302/MESJ23412668089a. Disponível em: https://mesj.ukim.edu.mk/journals/article/view/104. Acesso em: 1 feb. 2026.