Ogungbenle, G. M. “A Confirmation of the Expected Interval: Ab Initio Estimation Technique of Parsimonious Gompertz Mortality Parameters”. Nepalese Journal of Insurance and Social Security, vol. 4, no. 1, Dec. 2021, pp. 34-50, https://www.nepjol.info/index.php/njiss/article/view/42353.