BIALYK, Oksana. ТHE SYSTEM OF IMPROVEMENT OF QUALIFICATION OF TEACHERS IN THE COURSE OF SEXUAL EDUCATION OF STUDENTS: THE EUROPEAN EXPERIENCE. Ukrainian Educational Journal, [S. l.], n. 1, p. 16–22, 2019. DOI: 10.32405/2411-1317-2019-1-16-22. Disponível em: https://uej.undip.org.ua/index.php/journal/article/view/16. Acesso em: 6 nov. 2026.