DEDE RESI ARISTYA; NINA AGUSTINA; NG, Tuan Hock; CHAERUDIN MANAF. Analysis of optimal portfolio formation using the single index model approach on Bisnis-27 index shares on the Indonesia Stock Exchange for the 2018-2022 period. Issues and Perspectives in Business and Social Sciences (IPBiS), [S. l.], v. 4, n. 2, p. 178–186, 2024. DOI: 10.33093/ipbss.2024.4.2.5. Disponível em: https://journals.mmupress.com/index.php/ipbss/article/view/iss4vol2paper5. Acesso em: 13 aug. 2026.