NABILA MAHARANI; ESTY APRIDASARI; ATIKA LUSI TANIA; WITANTRI DWI SWANDINI. Optimasi Portofolio Saham LQ45 (2021-2025): Pendekatan Single Index Model dan Implikasi Alokasi Aset . AKUA: Jurnal Akuntansi dan Keuangan, [S. l.], v. 5, n. 2, p. 302–315, 2026. DOI: 10.54259/akua.v5i2.7180. Disponível em: http://www.journal.yp3a.org/index.php/akua/article/view/7180. Acesso em: 25 may. 2026.