1.
Salvira M, Az zahra F, Muttaqiin A, Azhar A. The Effect of Problem Based Learning on Students’ Learning Outcomes in the Topic of Matter and Its Changes. smt [Internet]. 2025 Aug. 3 [cited 2026 May 19];8(1):49-54. Available from: https://semesta.ppj.unp.ac.id/index.php/semesta/article/view/555