NOVYTSKA, Tetiana L.; MARCHENKO, Olena O. GENERAL APPROACHES TO OPEN ACCESS ELECTRONIC SYSTEMS USING IN SCIENTIFIC AND PEDAGOGICAL RESEARCHES. Information Technologies and Learning Tools, [S. l.], v. 50, n. 6, p. 181–191, 2016. DOI: 10.33407/itlt.v50i6.1315. Disponível em: https://journal.iitta.gov.ua/index.php/itlt/article/view/1315.. Acesso em: 20 jul. 2024.