Yurina Eka Fadila, Natasya Intan Wandita, Dwi Sinta Cahyani, and Ul’fah Hernaeny M.Pd. “ANALISIS IMPLEMENTASI PROBLEM BASED LEARNING DALAM PEMECAHAN INTEGRAL TAK TENTU FUNGSI ALJABAR & TRIGONOMETRI”. Trigonometri: Jurnal Matematika dan Ilmu Pengetahuan Alam 4, no. 2 (July 25, 2024): 41–50. Accessed August 29, 2025. https://ejournal.warunayama.org/index.php/trigonometri/article/view/4820.