“RELATIVE EFFICIENCY OF RIDGE REGRESSION AND ORDINARY LEAST SQUARE ESTIMATORS ON LINEAR REGRESSION MODELS AT DIFFERENT LEVELS OF MULTICOLLINEARITY”.
FULafia Journal of Science and Technology 3, no. 2 (December 31, 2017): 77–81. Accessed July 15, 2026.
https://lafiascijournals.org.ng/index.php/fjst/article/view/83.