Volume 58, Issue 134, July 2012, Pages 1-5
HANAA F. FARAG; AMAL A. EL SAID
Volume 58, Issue 132, January 2012, Pages 1-13
B. RASHOUD; Y. ALOMAR; A. KALB ALLOUZ
Volume 52, Issue 109, April 2006, Pages 207-214
EMAN A. AHMED; F.H. EL.SANGARY; A.A. ABOU ZEAD
Volume 51, Issue 107, October 2005, Pages 1-15
A.A. MOAWAD; S.A. OSMAN