enkyusa y'enkyusa y'ensi empya eri george freeea : ani yakola emabegako ku kika ky'ebyobuwangwa ekya ssaayansi?
enkyusa yensi empya eyitibwa george tochia ( ssemateeka william )
enkyusa yensi empya eyitibwa george tochia freeeape : universoldova oluvannyuma yakola mu kitongole ekikola ku nkola y'okutendeka abaana, era mu 1974 ye yavumbulwa profesa mu byenjigiriza eyitibwa charles of exwichel university.