Volume 7, Issue 12, December 2016, Pages 1365-1369
B. A. Zayed; W. H. El-Kallawy; M. M. Abd El-Hamed; Amira M. Okasha
Volume 2, Issue 10, October 2011, Pages 1299-1310
B. A. Zayed; W. H. M. El-Kallawy; R. N. Gorgy
Volume 2, Issue 2, February 2011, Pages 307-326
A. S. M. Abd El-Lattef; Aml E. A. El-Saidy; W. H. M. El-Kallawy; A. A. Mady