Fadilah, Mariatul, and Dewi Arsinta. “The Effect Of Social Contacts On The Spreads Of Covid-19 In Indonesia”. Advances in Social Sciences Research Journal 7, no. 6 (June 22, 2020): 233–242. Accessed April 25, 2024. https://journals.scholarpublishing.org/index.php/ASSRJ/article/view/8258.