GULBIS, Vilnis; SHMIGINS, Ruslans. ECOLOGICAL IMPACT OF BIODIESEL USE. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 1, p. 243–248, 2005. DOI: 10.17770/etr2005vol1.2129. Disponível em: https://journals.rta.lv/index.php/ETR/article/view/2129.. Acesso em: 5 may. 2024.