BALALAIEVA, Olena Yu. FACET CLASSIFICATIONS OF E-LEARNING TOOLS. Information Technologies and Learning Tools, [S. l.], v. 38, n. 6, p. 41–52, 2013. DOI: 10.33407/itlt.v38i6.926. Disponível em: https://journal.iitta.gov.ua/index.php/itlt/article/view/926.. Acesso em: 1 may. 2024.