Lestari, R. (2018) “OPTIMASI PORTOFOLIO DENGAN SINGLE INDEX MODEL”, JURNAL ILMIAH BISNIS, PASAR MODAL DAN UMKM, 1(2), pp. 44-53. Available at: https://ibn.e-journal.id/index.php/JIBPU/article/view/113 (Accessed: 21November2024).