Verkino B, SinagaBM, AndatiT. Portofolio Optimal Investasi Saham dari 6 Sektor pada Indeks LQ45 Periode 2015-2018: Optimal Portfolio Stock Investment from 8 Sectors of LQ45 During Period 2015-2018 . jabm [Internet]. 2020May28 [cited 2024Apr.20];6(2):389. Available from: https://jurnal.ipb.ac.id/index.php/jabm/article/view/28370