BOGACHKOV, Y. M. APPROACH TOWARDS FORMAL SELECTION OF DISTANCE LEARNING METHODOLOGY. Information Technologies and Learning Tools, [S. l.], v. 29, n. 3, 2012. DOI: 10.33407/itlt.v29i3.664. Disponível em: https://journal.iitta.gov.ua/index.php/itlt/article/view/664. Acesso em: 1 jul. 2022.