MISMARNI M. Upaya Meningkatkan Hasil Belajar Matematika Melalui Strategi Pembelajaran Berbasis Masalah Di Kelas V SDN 02 Sitiung Tahun Pelajaran 2021/2022: Efforts to Improve Mathematics Learning Outcomes through Problem-Based Learning Strategies in Class V SDN 02 Sitiung For the 2021/2022 Academic Year. ijtvet [Internet]. 2022Aug.1 [cited 2023May29];3(1):74-. Available from: https://www.ijtvet.com/index.php/ijtvet/article/view/147