Yahya Arief, Mohammad. “The Impact of Pandemic Covid 19 on The Economy in Situbondo”. Jurnal Ilmu Manajemen Advantage 4, no. 2 (December 31, 2020): 79–82. Accessed May 18, 2024. https://ejournal.itbwigalumajang.ac.id/index.php/adv/article/view/618.