[1]
Sudarsana, W. et al. 2021. Development of Discovery Learning-based E-modules Using PDF Flip Professional Software Integrated with the Website as An Alternative to Learning Physics During the Covid 19 Pandemic. Jurnal Penelitian Pendidikan IPA. 7, 4 (Sep. 2021), 519–524. DOI:https://doi.org/10.29303/jppipa.v7i4.786.