Putri EV, Hariyanto W. Comparative Analysis of Expected Return and Portfolio Risk in Formation of Optimal Portfolios Using the Capital Asset Pricing Model (Capm) and Single Index Methods: Analisis Perbandingan Expected Return dan Risiko Portofolio dalam Pembentukan Portofolio Optimal Menggunakan Metode Capital Asset Pricing Model (Capm) dan Indeks Tunggal. acopen [Internet]. 2021 Dec. 25 [cited 2025 Sep. 4];5:10.21070/acopen.5.2021.2371. Available from: https://acopen.umsida.ac.id/index.php/acopen/article/view/2371