Kole, Hasrul, Christina Nely Laamena, and Magy Gaspersz. “Improving Learning Outcomes of Class VII Students Using the Missouri Mathematics Project (MMP) Learning Model”. Jurnal Padegogik 4, no. 2 (July 29, 2021): 1-12. Accessed October 7, 2022. https://jurnal.unai.edu/index.php/jpd/article/view/2518.