VELIČKOVIĆ, S. PROBLEMS DISCONTINUITY ON THE FIRST LEVEL OF THE SCHOOL SYSTEM. International Journal of Cognitive Research in Science, Engineering and Education (IJCRSEE), [S. l.], v. 1, n. 2, p. 135–143, 2013. Disponível em: https://ijcrsee.com/index.php/ijcrsee/article/view/5. Acesso em: 20 oct. 2021.