Fatahillah, A., Puspitasari, I. D., & Hussen, S. (2020). The development of Schoology web-based learning media with GeoGebra to improve the ICT literacy on quadratic functions. JRAMathEdu (Journal of Research and Advances in Mathematics Education), 5(3), 304–316. https://doi.org/10.23917/jramathedu.v5i3.10692