Pingpor P, Yonwilad W. Improving students’ geometric mathematical problems through the GeoGebra-Assisted "5E" Learning Cycle. J.Res.Adv.Math.Educ [Internet]. 2023 Apr. 30 [cited 2024 Jul. 22];8(2). Available from: https://journals2.ums.ac.id/index.php/jramathedu/article/view/1635