СТЕФАНСЬКИЙ, С. Principles of evaluation the probability of finding the quality index on a specified interval. Proceedings of National Aviation University (archive), [S. l.], v. 25, n. 3, p. 91–94, 2005. DOI: 10.18372/2306-1472.25.1213. Disponível em: http://jrnl.kai.edu.ua/index.php/visnik/article/view/1213. Acesso em: 13 apr. 2026.