Thasiro, and Wan Nur Aqlili Ruzai. “Analysis Trigonometry Learning Obstacles from Mathematical Literacy Perspective”. Pasundan Journal of Mathematics Education : Jurnal Pendidikan Matematika 13, no. 1 (June 1, 2023): 15–29. Accessed October 10, 2024. https://journal.unpas.ac.id/index.php/pjme/article/view/7403.