UNGAR, K.; OPREAN-STAN, C. Optimizing Financial Data Analysis: A Comparative Study of Preprocessing Techniques for Regression Modeling of Apple Inc.’s Net Income and Stock Prices. Studia Universitatis Vasile Goldiș Arad, Seria Științe Economice, v. 35, n. 1, p. 83-112, 2 Jan. 2025.