PURBA, Elvis F; NOPELINE, Nancy; SIANIPAR, Lasma L; LASTRI, Lastri. Mapping Development Disparities: A Typology of Regencies and Cities in North Sumatra Based on Economic, Human Development, and Income Distribution Indicators. Jurnal Ekuilnomi, [S. l.], v. 8, n. 1, p. 247–258, 2026. DOI: 10.36985/82na4889. Disponível em: https://jurnal.usi.ac.id/index.php/ekuilnomi/article/view/2101. Acesso em: 23 feb. 2026.