Kurniawan RF, Sari HMK. Analysis of Optimal Portfolio Formation During the Covid-19 Pademic Using the Capital Asset Pricing Model (CAPM) Model for IDX-30 Shares in the 2020 Period: Analisis Pembentukan Portofolio Optimal di Masa Pandemi Covid-19 dengan Menggunakan Model Capital Asset Pricing Model (CAPM) pada Saham IDX-30 pada Periode 2020. ijins [Internet]. 2023 Apr. 24 [cited 2025 Apr. 8];22:10.21070/ijins.v22i.852. Available from: https://ijins.umsida.ac.id/index.php/ijins/article/view/852