“Pengaruh Model Pembelajaran Contextual Teaching and Learning (CTL) terhadap Kemampuan Pemecahan Masalah Matematika Siswa kelas V SD Negeri 101943 Perbaungan” (2025) Jurnal Penelitian Ilmiah Multidisipliner, 1(04), pp. 1151–1164. Available at: https://ojs.ruangpublikasi.com/index.php/jpim/article/view/514 (Accessed: 31 October 2025).