Setiadi, Rianti, and Franky Franky. “The Analysis of Factors Affecting Preparation Level for the Industry 4.0 Era in the COVID-19 Pandemic on Employees in DKI Jakarta”. Society 9, no. 1 (June 21, 2021): 115-123. Accessed April 25, 2024. https://society.fisip.ubb.ac.id/index.php/society/article/view/320.