Marpaung, Riky Aulia Rachman, Iin Sintia, and Fitri Rahayu. “Analysis of the Effect of Open Unemployment Rate and Human Development Index on Poverty in North Sumatra Province”. Indonesian Journal of Advanced Research 2, no. 5 (May 31, 2023): 361–376. Accessed June 26, 2026. https://journal.formosapublisher.org/index.php/ijar/article/view/4141.