AGUSTIN, P. D.; DINANTY, D.; NASUTION, J. H.; ADITYA S, R.; HAYATI, F. Pemikiran Ekonomi Khulafaur Rasyidin. RIGGS: Journal of Artificial Intelligence and Digital Business, [S. l.], v. 4, n. 2, p. 2213–2219, 2025. DOI: 10.31004/riggs.v4i2.833. Disponível em: https://journal.ilmudata.co.id/index.php/RIGGS/article/view/833. Acesso em: 2 feb. 2026.