AJUNA, L. H.; DUKALANG, H.; ARDI, M. Building an optimal portfolio of Sharia-compliant stocks using the Markowitz model: A study of listed JII companies. Jurnal Ekonomi & Keuangan Islam, [S. l.], v. 11, n. 2, p. 314–330, 2025. DOI: 10.20885/JEKI.vol11.iss2.art10. Disponível em: https://journal.uii.ac.id/JEKI/article/view/37691. Acesso em: 5 dec. 2025.