Adewale F. Lukman, Oyedeji Janet, Abiola Racheal. Modified Pena’s Measure for Detecting Influential Observations in Biased Estimators. zjst [Internet]. 2016 Nov. 11 [cited 2025 Feb. 23];11(1):58-65. Available from: https://journals.nust.ac.zw/index.php/zjst/article/view/92