Mashurin, A. H., Mubarok, H., & Prahani, B. K. (2021). Profile of Guided Discovery Learning Implementation Assisted by Virtual Lab and Students’ Problem-Solving Skills on Gas Kinetic Theory. Jurnal Penelitian & Pengembangan Pendidikan Fisika, 7(2), 131–144. https://doi.org/10.21009/1.07205