DHEA RANTI PUSPITA; AHMAD FADLAN; USWATUN HASANAH. ANALYSIS OF MICRO, SMALL AND MEDIUM ENTERPRISES (UMKM) DEVELOPMENT ON COMPETITIVENESS DURING THE PANDEMIC PERIOD COVID-19 IN SUNGGAL DISTRICT DELI SERDANG REGENCY. Proceeding of The International Conference on Economics and Business, [S. l.], v. 1, n. 1, p. 159–175, 2022. DOI: 10.55606/iceb.v1i1.249. Disponível em: https://ijconf.org/index.php/iceb/article/view/249. Acesso em: 7 jul. 2024.