SLAVOLJUB, H.; NEBOJŠA, J.; SANJA, N. Didactics: Logical Operation – Seration in Preschool. Journal of Education, Technology and Computer Science, [S. l.], v. 32, n. 2, p. 11–17, 2021. DOI: 10.15584/jetacomps.2021.2.1. Disponível em: https://journals.ur.edu.pl/jetacomps/article/view/7784. Acesso em: 3 lis. 2024.