Koskeris, Andreas, Georgia Boura, and John Garofalakis. “Social Web Applications As Means to Enhance Lifelong Learning and Professional Development of Teachers: A Tool to Support Assessment of Their Impact”. European Scientific Journal, ESJ 16, no. 19 (July 30, 2020): 96. Accessed April 26, 2024. https://eujournal.org/index.php/esj/article/view/13170.