Oktono, R., and L. D. Tampubolon. “ANALYSIS OF THE INFLUENCE OF NIM, NPL, AND BOPO ON ROA OF FINANCING COMPANIES FOR THE PERIOD 2021–2024”. Journal of Social and Economics Research, Vol. 7, no. 2, Aug. 2025, pp. 42-54, doi:10.54783/jser.v7i2.996.