Tervakari, Anne-Maritta, Kirsi Silius, and Meri Kailanto. “Students’ Participation in a Social Media Enhanced Learning Environment”. International Journal of Emerging Technologies in Learning (iJET) 8, no. S2 (June 26, 2013): pp. 20–28. Accessed August 13, 2022. https://online-journals.org/index.php/i-jet/article/view/2741.