Anisah, Himatul, et al. “PENGARUH MODEL PEMBELAJARAN PROBLEM POSING PADA MATERI ARITMATIKA SOSIAL TERHADAP HASIL BELAJAR SISWA”. THEOREMA: The Journal Education of Mathematics, vol. 4, no. 1, July 2023, https://e-journal.unimudasorong.ac.id/index.php/jurnaltheorema/article/view/1130.