Ginting, Della Aulia Br, Ira Natalanta Lumban Gaol, and Sayyidina Sayyidina. “Analisis Pertumbuhan Usaha Mikro Kecil Menengah UMKM Di Sumstera Utara”. Journal of Citizen Research and Development 2, no. 1 (September 4, 2025): 534–540. Accessed August 14, 2026. https://rayyanjurnal.com/index.php/jcrd/article/view/4741.