KUDDI, Bobi F. et al. OPTIMAL PORTFOLIO ANALYSIS OF THE PRIMBANK10 INDEX USING THE MARKOWITZ EFFICIENT FRONTIER. Jurnal Multidisipliner Kapalamada, [S. l.], v. 5, n. 01, p. 275–290, 2026. DOI: 10.62668/kapalamada.v5i01.1989. Disponível em: https://www.azramedia-indonesia.azramediaindonesia.com/index.php/Kapalamada/article/view/1989. Acesso em: 22 apr. 2026.