AVIANTI, J.; RATNASARI, M. . Analisis Pembentukan Portofolio Optimal dengan Single Index Model dan Z-Score pada Emiten IDX BUMN 2O . Journal of Emerging Business Management and Entrepreneurship Studies, [S. l.], v. 1, n. 1, p. 21–38, 2021. DOI: 10.34149/jebmes.v1i1.4. Disponível em: https://jebmes.ppmschool.ac.id/index.php/jebmes/article/view/4. Acesso em: 22 nov. 2024.