Volume 66, Issue 1, January 2015, Pages 91-104
H. M. Saleh; Y. H. Shetaia; H. A. Fahmy; H. Mahdy
Volume 61, Issue 4, October 2010, Pages 415-421
A. M.S. Arafa; H. M. Fahmy; M. A. M. Saied; H. S.A. Mashaal