Cahyadin, M., L. A. Riesendra, and T. Sarmidi. “Modeling Risk-Based Stock Portfolio: Evidence from Long Time Series”. EQUITY: JURNAL EKONOMI, MANAJEMEN, AKUNTANSI, vol. 28, no. 2, Dec. 2025, pp. 174-00, doi:10.34209/equ.v28i2.11110.