Arum, K. C., S. C. Ndukwe, H. E. Oranye, and O. B. Sule. “COMPARATIVE ANALYSIS OF RIDGE AND PRINCIPAL COMPONENT REGRESSION IN ADDRESSING MULTICOLLINEARITY”. FUDMA JOURNAL OF SCIENCES, Vol. 9, no. 1, Jan. 2025, pp. 240 -45, doi:10.33003/fjs-2025-0901-2981.