Karina N, Yani M. PENERAPAN MODEL PEMBELAJARAN PROBLEM BASED LEARNING PADA MATERI GEOMETRI DI SMP/MTs. JAQ [Internet]. 2020Dec.30 [cited 2024May3];4(2):142-50. Available from: https://journal.iainlangsa.ac.id/index.php/qalasadi/article/view/2217