1.
Khoirotunnisa, Nalim N. Pengaruh Model Pembelajaran Problem Based Learning terhadap Pemahaman Konsep Matematika . SN [Internet]. 2022 Sep. 30 [cited 2024 Oct. 18];2:168-79. Available from: https://proceeding.uingusdur.ac.id/index.php/santika/article/view/1104