Budiyanto A, Nurwiatin N, Ismah I. Developing Realistic Mathematics Education Material to Build Students Mathematical Understanding Concepts Grade VII Junior High School on Linear Equation in Two Variables. EduMatSains [Internet]. 2023Jan.31 [cited 2024Jul.3];7(2):405-21. Available from: http://ejournal.uki.ac.id/index.php/edumatsains/article/view/4616