« RELATIVE EFFICIENCY OF RIDGE REGRESSION AND ORDINARY LEAST SQUARE ESTIMATORS ON LINEAR REGRESSION MODELS AT DIFFERENT LEVELS OF MULTICOLLINEARITY », FJST, vol. 3, nᵒ 2, p. 77–81, déc. 2017, Consulté le: 17 mai 2026. [En ligne]. Disponible sur: https://lafiascijournals.org.ng/index.php/fjst/article/view/83