Volume 28, Issue 4, October 2011, Pages 975-998
M. I. Shoughy; A. A. EL-Keway; Y. T. Hendawy
Volume 26, Issue 1, January 2009, Pages 306-323
M. M. El-Kholy; A.M. Matouk; M. El-Sadany; Y. T. Hendawy