KARAIVANOVA, M. RELATIONSHIP BETWEEN INDIVIDUALISTIC VALUES AND OPTIMISM: A STUDY OF THE MILLENNIAL GENERATION IN BULGARIA. Journal of Education Culture and Society, [S. l.], v. 11, n. 2, p. 461–473, 2020. DOI: 10.15503/jecs2020.2.461.473. Disponível em: https://jecs.pl/index.php/jecs/article/view/1241. Acesso em: 19 apr. 2021.