Alim, K. ., Rahmawati, A. ., & Matsaany, B. . (2023). Formation of Optimal Portfolio on JII Stock using Sharpe, Treynor, and Jensen Indices during the Period of 2018-2023. Jurnal Matematika, Statistika Dan Komputasi, 19(3), 593–601. https://doi.org/10.20956/j.v19i3.26354