Pinchuk, Olga P. “HISTORICAL AND ANALYTICAL REVIEW OF SOCIAL NETWORKING TECHNOLOGIES AND PROSPECTS OF THEIR USE IN TRAINING”. Information Technologies and Learning Tools 48, no. 4 (September 16, 2015): 14–34. Accessed March 21, 2025. https://journal.iitta.gov.ua/index.php/itlt/article/view/1267.