A hybrid two-stage robustness approach to portfolio construction under uncertainty. - Ebenezer Fiifi Emire Atta Mills; Siegfried Kafui Anyomi (J. King Saud Univ. Comput. Inf. Sci., 2022)

Precise large deviations for sub-exponential multivariate sums in t-copula-dependent renewal risk models. - Ebenezer Fiifi Emire Atta Mills; Siegfried Kafui Anyomi (Commun. Nonlinear Sci. Numer. Simul., 2025)