NurhasanahN. “Pengaruh Model Contextual Teaching and Learning (CTL) Terhadap Kemampuan Pemahaman Konsep Matematis Siswa Sekolah Dasar”. Renjana Pendidikan: Prosiding Seminar Nasional Pendidikan Dasar, Vol. 2, no. 1, May 2022, pp. 1579-87, http://proceedings2.upi.edu/index.php/semnaspgsdpwk/article/view/2138.