Arkum, Darol, Pan Budi Marwoto, and Ghardapaty Ghaly Ghiffary. “Analysis of Pre-Post Covid-19 Influence in Bangka Belitung Islands Province: Socio-Economic Aspects in 7 Regencies/Cities”. KnE Social Sciences 8, no. 12 (July 18, 2023): 104–114. Accessed July 18, 2024. https://knepublishing.com/index.php/KnE-Social/article/view/13655.