Siswanto, Eko, Suyono, and Mimi Nur Hajizah. “The Effect of Betawi Culture-Based Contextual Teaching and Learning on Students’ Mathematical Problem-Solving Ability in Terms of Mathematical Disposition”. Lattice Journal : Journal of Mathematics Education and Applied 6, no. 1 (September 30, 2026): 64–75. Accessed October 8, 2026. https://ejournal.uinbukittinggi.ac.id/lattice/article/view/10916.