Safuan, Safuan, Ismartaya Ismartaya, Didiet Soediyoto, Mohamad Budiana, and Lita Noveria. “Upaya Perusahaan Bongkar Muat Bertahan Di Masa Pandemi COVID-19”. Jesya 5, no. 2 (June 1, 2022): 1294-1302. Accessed November 3, 2026. https://stiealwashliyahsibolga.ac.id/jurnal/index.php/jesya/article/view/732.