POVHORODNII, Volodymyr; BABNYAK, O. QUALITY ASSESSMENT OF BIOFUEL USED IN AVIATION. Problems of Friction and Wear, [S. l.], n. 4(105), p. 75–82, 2025. DOI: 10.18372/0370-2197.4(105).19392. Disponível em: http://jrnl.kai.edu.ua/index.php/PTZ/article/view/19392. Acesso em: 14 jun. 2026.