Ryan Gig Julindra, Debora, Wiyogo. PENERAPAN MODEL PEMBELAJARAN PROBLEM SOLVING DALAM MATERI PERBAIKAN SISTEM PENDINGIN. JPTM [Internet]. 2021 Sep. 18 [cited 2024 Nov. 23];3(1):34-8. Available from: https://e-journal.upr.ac.id/index.php/JPTM/article/view/1877