Volume 19, Issue 2, March 2009, Pages 1-6
A. M. Sedeek; H. A. Bakr
Volume 17, Issue 2, March 2007, Pages 35-41
M. E Radwan; H. Z. Rateb
Volume 16, Issue 1, March 2006, Pages 46-60
Jihan M. Badr; A. S. E. D. Metwali; Amal I. Yoseif; M. M. Arafa
Volume 16, Issue 1, March 2006, Pages 70-74
H. Z. Rateb; M. E. Radwan