OLIYNYK, Yaroslav; NYCH, Tatyana. Modern geographic education in Ukraine. Journal of Education, Health and Sport, [S. l.], v. 7, n. 7, p. 557–560, 2017. Disponível em: https://apcz.umk.pl/JEHS/article/view/4650. Acesso em: 29 jun. 2025.