1. S. Ariawan, Int. J. Edu. Cur. Appli 2, 44–49 (2019).
2. Indonesian Government Right Number 17, 108, 1 (2010).
3. D. Purbaningrum, “Development of Physics Teaching Materials with Emotional Intelligence Content in Fluid Materials to Improve High Order Thinking Skills (HOTS) for Class XI SMA/MA Students,” thesis of Sunan Kalijaga Islamic State University, 2013.
4. Unesco, Global Education Coalition, https://en.unesco.org/covid19/educationresponse/globalcoalition Retreived on 6 Oct 2021.
5. K. Lyons, Coronavirus latest: At a glance. The Guardian. https://www.theguardian.com, Retrieved 6 Oct 2020