RACHMATULLAH, I.; NAWIR, J.; SISWANTINI, T. Analisis Portofolio Optimal Markowitz dan Single Index Model pada Jakarta Islamic Index. Ekonomi dan Bisnis, [S. l.], v. 8, n. 1, p. 50–69, 2021. DOI: 10.35590/jeb.v8i1.2682. Disponível em: https://ejournal.upnvj.ac.id/ekobis/article/view/2682. Acesso em: 30 apr. 2024.