Mar’atussholihah, E., Sari, R. M. M., & Effendi, K. N. S. (2026). Designing Learning Trajectories for Nets of Polyhedrons through Simulation-Based PBL. SJME (Supremum Journal of Mathematics Education), 10(2), 439–458. https://doi.org/10.35706/sjme.v10i2.13518