Isharyadi, R., Kusumah, Y. S., Nurjanah, N., & Martadiputra, B. A. P. (2026). Integrating markerless augmented reality into project-based learning to foster spatial reasoning and self-regulated learning in junior high school: A formative evaluation. International Journal of Didactic Mathematics in Distance Education, 3(1), 106–118. Retrieved from https://jurnal.ut.ac.id/index.php/ijdmde/article/view/13945