Amsari, Dina, Salmaini Safitri Syam, and Fadila Suciana. “Students’ Problem-Solving Skills through the Modified Triangle Method With Contextual Teaching and Learning”. Brillo Journal 4, no. 2 (June 30, 2025): 77–95. Accessed July 31, 2025. https://journal.sncopublishing.com/index.php/brillojournal/article/view/65.