Putri Annisaa Silalahi, & Muhammad Faisal Husna. (2023). The Influence of the Problem Based Learning Model on the Learning Outcomes of Class XI Students at SMA Al-Washliyah 3 Medan. International Journal of Educational Research Excellence (IJERE), 2(2), 430–436. https://doi.org/10.55299/ijere.v2i2.637