TURANOVÁ, Lídia; RUŽEK, Ivan. Didactics of Geology in Slovakia — History, Current Status and Perspectives. Scientia in educatione, [S. l.], v. 6, n. 1, p. 123–132, 2015. DOI: 10.14712/18047106.125. Disponível em: https://www.ojs.cuni.cz/scied/article/view/125. Acesso em: 4 jul. 2025.