Krisna, Evi Dwi, and Ni Luh Putu Mery Marlinda. “Implementasi Problem Based Learning Berbantuan Google Classroom Untuk Meningkatkan Prestasi Belajar Matematika”. PENDIPA Journal of Science Education 4, no. 3 (October 15, 2020): 91–97. Accessed April 28, 2024. https://ejournal.unib.ac.id/pendipa/article/view/12447.