Miliyawati, Bety. “Pengaruh Problem Based Learning Disertai Didactical Engineering Terhadap Literasi Matematis Siswa”. Biormatika : Jurnal ilmiah fakultas keguruan dan ilmu pendidikan 6, no. 02 (September 25, 2020): 48–54. Accessed February 20, 2024. https://ejournal.unsub.ac.id/index.php/FKIP/article/view/797.