ВОЙТОВ, В.; СЫСЕНКО, И.; КРАВЦОВ, А. Vojtov V.A., Sysenko I.I., Kravtsov A.G. Quality assessment criteria of motor oil for two-stroke internal com-bustion engines. Problems of Tribology, [S. l.], v. 72, n. 2, p. 29–37, 2014. Disponível em: http://tribology.khnu.km.ua/index.php/ProbTrib/article/view/108. Acesso em: 14 aug. 2022.