Sie RLL, Berlanga AJ, Rajagopal K, Pannekeet K, Drachsler H, Fazeli S, et al. Social Tools for Networked Learning: Current and Future Research Directions. NLC [Internet]. 2012 Apr. 2 [cited 2025 Apr. 8];8:312-9. Available from: https://journals.aau.dk/index.php/nlc/article/view/9102