Wirapathi A, Candiasa M, Suryawan P. The Development of Transformation Geometry Learning Medium with Scientific Approach As Effort to Improve the Understanding Concept Skill. J. Educ. Technol. [Internet]. 2019 Aug. 21 [cited 2024 Nov. 30];2(2):76-81. Available from: https://ejournal.undiksha.ac.id/index.php/JET/article/view/16185