PETROVSKA, Y. ANTONI SULIMA POPIEL – A STUDENT AND A TEACHER. Proceedings of National Aviation University, [S. l.], v. 51, n. 2, p. 136–141, 2012. DOI: 10.18372/2306-1472.51.2174. Disponível em: https://jrnl.nau.edu.ua/index.php/visnik/article/view/2174. Acesso em: 30 apr. 2024.