“Implementasi Kebijakan Smart City Dalam Era Revolusi Industri 4.0 Di Masa Pandemi Covid-19”. Jurnal Ilmiah Ekotrans & Erudisi 2, no. 1 (August 7, 2022): 97–103. Accessed November 14, 2024. https://journal.unespadang.ac.id/JIEE/article/view/102.