Wahyuni N, Mulyono D, Mawardi DN. KEMAMPUAN PEMECAHAN MASALAH MATEMATIKA SISWA MELALUI MODEL PROBLEM BASED LEARNING BERBANTUAN MEDIA PEMBELAJARAN . j. penelit. n.a mat. sekol [Internet]. 2024 Aug. 30 [cited 2025 Apr. 22];8(2):153-66. Available from: https://ejournal.unib.ac.id/JPPMS/article/view/34846