Gunanto, Y. E. and Supriyadi, L. A. (2021) “A Case Study: Technological Pedagogical and Content Knowledge (TPACK) of Pre-service Physics Teacher to Enhance the 4C’s Skills During Online Learning”, Jurnal Penelitian Pendidikan IPA, 7(4), pp. 660–668. doi: 10.29303/jppipa.v7i4.789.