ЯСИНІЦЬКИЙ, Е.; ЛИГІН, В.; ЯРМІЛКО, Р. Protective solution during extraction of propane-butane. Proceedings of National Aviation University, [S. l.], v. 38, n. 1, p. 163–165, 2009. DOI: 10.18372/2306-1472.38.1686. Disponível em: https://jrnl.nau.edu.ua/index.php/visnik/article/view/1686. Acesso em: 27 may. 2024.