Retnaningtiyas, Agustina, and Herry Sanoto. “Upaya Meningkatkan Hasil Belajar Matematika Melalui Model Pembelajaran Problem Based Learning Berbantuan Media Powerpoint Interaktif”. Journal of Education Action Research 8, no. 2 (July 31, 2024): 359–366. Accessed August 17, 2024. https://ejournal.undiksha.ac.id/index.php/JEAR/article/view/78463.