Zainal, Zaid, Irmayani Irmayani, and Wawan Krismanto. 2025. “Ethnomathematics-Based Missouri Mathematics Project Learning Model to Improve Learning Process and Achievements ”. Action Research Journal Indonesia (ARJI) 7 (3):1520 – 1534. https://doi.org/10.61227/arji.v7i3.471.