Lestari, Yuli, Eva Julyanti, dan Nurlina Ariani Harahap. 2024. “Impact of Problem-Based Learning Models Faced With Critical Mathematical Thingking in Schools in the Eyes of Learning Numbers”. Math Didactic: Jurnal Pendidikan Matematika 10 (1), 61-70. https://doi.org/10.33654/math.v10i1.2662.