1.
Desmulyani. Upaya Meningkatkan Aktivitas dan Hasil Belajar Matematika Melalui Model Pembelajaran Problem Posing. JEC [Internet]. 2022 Jun. 30 [cited 2025 Aug. 27];2(2):89-104. Available from: https://www.ejournal.indrainstitute.id/index.php/jec/article/view/234