ROMANYSHYN, Ruslana. Elementary Mathematics Education of Preschool Children in the Ukrainian Highlands. Journal of Vasyl Stefanyk Precarpathian National University, [S. l.], v. 1, n. 2-3, p. 215–218, 2014. DOI: 10.15330/jpnu.1.2-3.215-218. Disponível em: https://journals.pnu.edu.ua/index.php/jpnu/article/view/2199. Acesso em: 20 jul. 2024.