Hilman, Muhammad Irfan, and Deddy Priatmodjo Koesrindartoto. 2023. “Revisit the Use of Index Returns As the Proxy of Market Return in CAPM”. Eqien - Jurnal Ekonomi Dan Bisnis 12 (03):315-27. https://doi.org/10.34308/eqien.v12i03.1492.