Malytska, Iryna D. “THE PHENOMENON OF VIRTUAL EDUCATIONAL COMMUNITIES IN THE SYSTEMS OF EDUCATION OF FOREIGN COUNTRIES : APPROACHES TO DETERMINATION OF CONCEPTS”. Information Technologies and Learning Tools 30, no. 4 (September 30, 2012). Accessed April 28, 2024. https://journal.iitta.gov.ua/index.php/itlt/article/view/714.