K.Ahmed, A., H. F.Kabiel, M. Elgarhy, H. M.Sobhy, H. Elasmawy, A. K.Hegazy, and H. F.Kabiel,
"Demography of acarid mite species(Histiogaster bacchus)",
5th international conference on biological sciences, Faculty of science Tanta Univ., Egypt, 5-6 Nov, 2008.