Udosen, Ndifreke I., et al. “Evaluation and Modeling of a Major Coastal aquifer’s Vulnerability to Contamination With the Use of GOD and AVI Models As Indicators in South-Eastern Nigeria”. Researchers Journal of Science and Technology, vol. 3, no. 4, Dec. 2023, pp. 61-78, https://rejost.com.ng/index.php/home/article/view/80.