Suprianto, S., S. Rochaminah, and M. Hasbi. “PENERAPAN MODEL PROBLEM BASED LEARNING (PBL) UNTUK MENINGKATKAN HASIL BELAJAR SISWA PADA MATERI ARITMATIKA SOSIAL DI KELAS VII B SMP NEGERI 20 SIGI: Application of Problem Based Learning (PBL) Model to Improve Students’ Learning Outcomes on Social Arithmetics Material in Class VII B of SMP Negeri 20 Sigi”. Jurnal Elektronik Pendidikan Matematika Tadulako, vol. 12, no. 3, Mar. 2025, pp. 207-18, doi:10.22487/jepmt.v12i3.4327.