Darma Kotama, I. N., Oka Saputra, K., & Linawati, L. (2019). Proposed Model of Multiplayer Matching Game Plugins Using Websocket in Moodle. International Journal of Emerging Technologies in Learning (iJET), 14(11), pp. 194–201. https://doi.org/10.3991/ijet.v14i11.10190