Putri AS, Nurhayadi, Rizal M. EFEKTIVITAS PENERAPAN MODELPROBLEM BASED LEARNINGBERBANTUAN VIDEO PADA MATERI BANGUN RUANG SISI LENGKUNG KELAS IX SMP NEGERI 13 PALU: The Effectiveness Of Problem Based Learning With Video Assistance Implementattion On The Material Of Curved Side Figure At Grade IX Students Of SMP Negeri 13 Palu. JEPMT [Internet]. 2023Jun.30 [cited 2024Nov.21];10(4):327-32. Available from: https://jurnalfkipuntad.com/index.php/jpmt/article/view/3261