Nugrahani, P. Y., A. M. Soma, dan P. M. Sitorus. “Effect of Leverage, Firm Size, and Profitability on Systematic Risk and Its Implications on Share Price”. Riset Akuntansi Dan Bisnis Indonesia, vol. 1, no. 3, Oktober 2025, hlm. 163-81, doi:10.61401/rabi.v1i3.259.