Sie, Rory L. L., Adriana J. Berlanga, Kamakshi Rajagopal, Kees Pannekeet, Hendrik Drachsler, Soude Fazeli, and Peter B. Sloep. 2012. “Social Tools for Networked Learning: Current and Future Research Directions”. Proceedings of the International Conference on Networked Learning 8 (April):312-19. https://doi.org/10.54337/nlc.v8.9102.