Mardiana, M., and M. Mardiati. “The Influence of the Contextual Teaching and Learning (CTL) Model on the Mathematical Reasoning Abilities of Grade VII Students at SMP PAB 13 Stabat: Pengaruh Model Pembelajaran Contextual Teaching and Learning (CTL) Terhadap Kemampuan Penalaran Matematis Siswa Kelas VII SMP PAB 13 Stabat”. COSMOS: Jurnal Ilmu Pendidikan, Ekonomi Dan Teknologi, vol. 2, no. 4, July 2025, pp. 1045-51, https://cosmos.iaisambas.ac.id/index.php/cms/article/view/339.