“Pengaruh Model Pembelajaran Contextual Teaching and Learning (CTL) Terhadap Kemampuan Pemecahan Masalah Matematika Siswa Kelas V SD Negeri 101943 Perbaungan”. Jurnal Penelitian Ilmiah Multidisipliner 1, no. 04 (July 18, 2025): 1151–1164. Accessed October 31, 2025. https://ojs.ruangpublikasi.com/index.php/jpim/article/view/514.