A dynamical model for stage-specific HIV incidences with application to sub-Saharan Africa. - Richard O. Simwa; G. P. Pokhariyal (Appl. Math. Comput., 2003)

Modelling of Risk Process With Expense-Augmented Loss Under Economic Factors and Its Application to Aggregated General Insurance Data in Kenya. - Calvine Odiwuor; Joseph Mwaniki; Philip Ngare; Richard O. Simwa (Int. J. Math. Math. Sci., 2025)