Laili, Siti Ikomatul, Sudargo Sudargo, and FX. Didik Purwosetiyono. “EFEKTIVITAS MODEL PROBLEM BASED LEARNING DAN MODEL GROUP INVESTIGATION BERBANTU MACROMEDIA FLASH TERHADAP KEMAMPUAN PEMAHAMAN KONSEP MATEMATIS”. Prosiding Seminar Nasional Matematika dan Pendidikan Matematika 4 (August 20, 2019): 309–317. Accessed May 5, 2024. https://conference.upgris.ac.id/index.php/senatik/article/view/71.