Purba, Aprida Waty, and Chairunisah Chairunisah. “ Analisis Multidimensional Scaling Dalam Pemetaan Karakteristik Pengangguran Di Sumatera Utara”. Innovative: Journal Of Social Science Research 4, no. 2 (March 20, 2024): 3382–3394. Accessed June 17, 2026. https://j-innovative.org/index.php/Innovative/article/view/7946.