SHAVANA, S. A. Y.; SYAPARUDDIN, S.; SYAMSURIJAL TAN, S. T.; SYAPARUDDIN, S. A Study Of Income Inequality in Sumatera Island. The Asian Journal of Professional & Business Studies, [S. l.], v. 5, n. 1, 2024. DOI: 10.61688/ajpbs.v5i1.318. Disponível em: https://journal.uptm.edu.my/index.php/ajpbs/article/view/318. Acesso em: 21 dec. 2024.