W. Ballo F, Tiwu MIH, C. Nope D. IMPACT COVID 19 PANDEMIC ON THE 4.0 SERVICE INDUSTRY (CASE STUDY ONLINE TRANSPORTATION GRAB IN KUPANG CITY). JMM17 [Internet]. 2022Apr.19 [cited 2026Jan.12];9(01):94-104. Available from: https://jurnal.untag-sby.ac.id/index.php/jmm17/article/view/6447