“Predicting overpressures and saturating fluids in Niger delta formations using Poisson’s ratio-diagnostic chart approach” (2018) International Journal of Engineering Research and Advanced Technology (ijerat) (E-ISSN 2454-6135) DOI: 10.31695/IJERAT, 4(9), pp. 67–74. doi:10.31695/IJERAT.2018.3328.