Olunkwa, Chidinma, Bright O. Osu, Kevin N. C. Njoku, and Onwuegbulam C. Chisom. “MEAN VARIANCE OF FRACTIONAL STOCHASTIC MODEL AND LOGARITHM UTILITY OPTIMIZATION OF A PENSION FUND WITH TAX AND TRANSACTION COST”. GPH - International Journal of Mathematics 6, no. 08 (September 8, 2023): 01-18. Accessed July 27, 2024. https://gphjournal.org/index.php/m/article/view/992.