Sinaga, Onita Sari, Vivi Candra, Ady Inrawan, Sudung Simatupang, and Acai Sudirman. “ANALYSIS OF FACTORS AFFECTING SUSTAINABLE COMPETITIVE ADVANTAGE OF SMEs DURING THE COVID-19 PANDEMIC IN PEMATANGSIANTAR CITY”. Jurnal Manajemen Dan Bisnis 11, no. 2 (December 31, 2022): 331–343. Accessed July 25, 2025. https://journal.itbind.ac.id/index.php/jmbi/article/view/52.