1.
Andika D, Koeswanti HD. PENERAPAN MODEL PROBLEM BASED LEARNING UNTUK MENINGKATKAN HASIL BELAJAR MATEMATIKA. JHT [Internet]. 2019Nov.26 [cited 2025Aug.1];3(1):23-8. Available from: https://jurnal.umj.ac.id/index.php/holistika/article/view/5341