Ade Irma, Al Jupri, Jarnawi Afgani Dahlan, and Nanang Priatna. 2025. “Electronic Module Using Problem-Based Learning for Set Theory: Practicality Assessment and Initial Effects on Mathematics”. Mosharafa: Jurnal Pendidikan Matematika 14 (2):385-94. https://doi.org/10.31980/mosharafa.v14i2.3098.