M. R. S. Rusida, Alvin Yosafat Nainggolan, Ria Winda Sari Sihombing, Paskah Ria Sitorus, and Oky Syahputra, “Effect of Liquidity Ratio, Solvency Ratio, Activity Ratio, Profitability Ratio on Price Earning in Manufacturing Companies Listed on the Indonesia Stock Exchange for the period 2019 – 2022”, ISBN, vol. 1, no. 1, Feb. 2025.