YEFYMENKO, V.; KALMYKOVA , N. Technogenic impact of fuels and lubricants on the natural environment during the operation of helicopters. Problems of Environmental Biotechnology, [S. l.], n. 1, 2021. DOI: 10.18372/2306-6407.1.16149. Disponível em: http://jrnl.kai.edu.ua/index.php/ecobiotech/article/view/16149. Acesso em: 14 jun. 2026.