Khimicheva, Hanna, and Antonina Volivach. “MATHEMATICAL MODEL OF AN EDUCATIONAL PROGRAM QUALITY ASSESSMENT”. Proceedings of National Aviation University (archive) 84, no. 3 (October 21, 2020): 71–79. Accessed June 14, 2026. http://jrnl.kai.edu.ua/index.php/visnik/article/view/14956.