KOLODYNSKIJ, Vitalij; BALTRĖNAS, Pranas. Biogas production experimental research by using sewage sludge loading with biochar additive. Mokslas – Lietuvos ateitis / Science – Future of Lithuania, [S. l.], v. 9, n. 4, p. 371–375, 2017. DOI: 10.3846/mla.2017.1062. Disponível em: https://journals.vilniustech.lt/index.php/MLA/article/view/465. Acesso em: 1 jun. 2025.