Pasaribu, Boy, Bomer Pasaribu, Susy Pasaribu, and Popy Pasaribu. “Analysis of Formal and Informal Sector in Indonesia During the Covid-19 Pandemic”. Proceeding of International E-Conference On Management & Small Medium Enterprise 1, no. 1 (February 20, 2023): 1-13. Accessed March 28, 2024. http://prosiding.uika-bogor.ac.id/index.php/ICMSME/article/view/412.