PETROVA, Desislava; LAZOV, Lyubomir. HIGHER EDUCATION IN THE REPUBLIC OF BULGARIA AT THE CROSSROAD - PROBLEMS AND MEASURES TO PREVENT THEM. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference, Rezekne, Latvia, v. 2, p. 214–226, 2020. DOI: 10.17770/sie2020vol2.5158. Disponível em: https://journals.rta.lv/index.php/SIE/article/view/5158.. Acesso em: 22 dec. 2024.