Nurharyanto DW, Jailani J. Pengaruh Pendekatan Problem Solving Terhadap Kemampuan Penalaran Matematis Siswa Kelas V Sekolah Dasar. j.edu [Internet]. 2023 May 19 [cited 2026 Jun. 6];21(1):296-305. Available from: https://ejournal.unkhair.ac.id/index.php/edu/article/view/6105