KRÁTKÁ, Magdalena. Sources of Epistemological Obstacles in Understanding Infinity. Scientia in educatione, [S. l.], v. 1, n. 1, p. 87–100, 2013. DOI: 10.14712/18047106.7. Disponível em: https://test.scied.cz/scied/article/view/7. Acesso em: 21 may. 2026.