Amin, S., Widiastuti, F. and Sumarni 2022. The Covid-19 Pandemic and Students’ Perception on the Online Case-Based Learning: The Case of One Online Course. Indonesian Research Journal in Education |IRJE|. 6, 1 (Apr. 2022), 71-90. DOI:https://doi.org/10.22437/irje.v6i1.17216.