[1]
Usmadi, ., Diana Sari, P. and Ergusni, . 2022. THE EFFECTIVENESS OF COOPERATIVE LEARNING MODEL NUMBERED HEAD TYPE TO STUDENT MATHEMATICS PROBLEM SOLVING ABILITY. GPH-International Journal of Educational Research. 5, 01 (Jan. 2022), 12-22. DOI:https://doi.org/10.5281/zenodo.6849497.