Manutur, Riko Alvero, Joanne V. Mangindaan, and Danny D. S. Mukuan. “Dampak Pandemi Covid-19 Bagi Usaha Rumah Makan Selera Laut”. Productivity 2, no. 4 (July 14, 2021): 304–308. Accessed May 6, 2024. https://ejournal.unsrat.ac.id/v3/index.php/productivity/article/view/34898.