Rohmatin, D. .; Agustiani, R. .; Zahra, A. . PENGEMBANGAN MEDIA VIDEO PEMBELAJARAN MATEMATIKA BERBASIS PROBLEM BASED LEARNING (PBL) PADA MATERI ALJABAR KELAS VII SMP: Development of Problem Based Learning (PBL) Mathematics Learning Video Media in 7th Grade Algebra Materials of Junior High School. Aksioma 2023, 12, 137-146.