Yarmidanis, Yarmidanis. 2023. “Upaya Meningkatkan Minat Belajar Matematika Materi Bangun Ruang Melalui Model Pembelajaran Problem Based Learning Kelas VI Sdn 009 Terantang”. Journal of Development Education and Learning (JODEL) 1 (2):72-78. https://doi.org/10.70437/jodel.v1i2.65.