Sedayu, A., Herpratiwi, H., Yulianti, D. and Distrik, I.W. 2024. Impact of OER-assisted Problem-based Learning on Creative Thinking and Self-Efficacy in Physics Education . Qubahan Academic Journal. 4, 3 (Sep. 2024), 748–762. DOI:https://doi.org/10.48161/qaj.v4n3a817.