TRETJAKOVA, Rasma; KARPOVIČS, Andris. MINERAL COMPOSITION OF SOME LATGALE LAKE SEDIMENTS. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 1, p. 304–306, 2019. DOI: 10.17770/etr2019vol1.4146. Disponível em: https://journals.ru.lv/index.php/ETR/article/view/4146.. Acesso em: 3 may. 2024.