Volume 26, Issue 4, October 2009, Pages 1955-1877
N. S. Soliman; M.A. Abd El Maksoud; G.R Gamea; Y.A Qaid
Volume 26, Issue 4, October 2009, Pages 1878-1900
Soliman Nassif Soliman; Mohamed A.F. Abd El Maksoud; Y.A Qaid