Kaligis, Fransiska, Madhyra Tri Indraswari, and Raden Irawati Ismail. “Stress During COVID-19 Pandemic: Mental Health Condition in Indonesia”. Medical Journal of Indonesia 29, no. 4 (October 9, 2020): 436-41. Accessed October 23, 2021. http://mji.ui.ac.id/journal/index.php/mji/article/view/4640.