1.
Lestari AA, Suryanti S, Sulistijowati SH. Upaya Peningkatan Keaktifan Belajar Matematika Menggunakan Model Problem Based Learning (PBL) dengan Pendekatan Student Centered Learning (SCL). DIDAK TIKA [Internet]. 2023 Sep. 30 [cited 2025 Jun. 4];29(2):271-88. Available from: https://journal.umg.ac.id/index.php/didaktika/article/view/6510