DIMITROVA, Sevdalina. THE PLACE OF BULGARIAN HIGHER EDUCATION INSTITUTIONS IN THE EUROPEAN AREA OF HIGHER EDUCATION IS UNDISPUTABLE AND THE PLEDGE IS A QUALITY EDUCATIONAL PRODUCT IN FAVOR OF THE KNOWLEDGE ECONOMY. KNOWLEDGE - International Journal , [S. l.], v. 49, n. 2, p. 315–321, 2021. Disponível em: https://ojs.ikm.mk/index.php/kij/article/view/4600. Acesso em: 19 apr. 2026.