STAŠA, Jānis; ŠĶĒLE, Arnolds. FOREST RESOURCES AND HUMAN SAFETY. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 1, p. 168–173, 2001. DOI: 10.17770/etr2001vol1.1954. Disponível em: https://journals.ru.lv/index.php/ETR/article/view/1954.. Acesso em: 1 may. 2024.