., Sunismi. “DEVELOPING GUIDED DISCOVERY LEARNING MATERIALS USING MATHEMATICS MOBILE LEARNING APPLICATION AS AN ALTERNATIVE MEDIA FOR THE STUDENTS CALCULUS II”. Jurnal Cakrawala Pendidikan 34, no. 3 (December 2, 2015). Accessed May 19, 2025. https://journal.uny.ac.id/index.php/cp/article/view/7340.