САС, Н. ENSURING THE QUALITY OF EDUCATIONAL SERVICES OF HIGHER EDUCATION INSTITUTIONS IN UKRAINE. SWorldJournal, [S. l.], v. 4, n. 04-04, p. 47–54, 2020. DOI: 10.30888/2663-5712.2020-04-04-026. Disponível em: https://www.sworldjournal.com/index.php/swj/article/view/swj04-04-026. Acesso em: 2 may. 2024.