Volume 47.2, Issue 94, July 2002, Pages 139-156
S.F. Abbas; M.N. Abd El-Ati; F.F. El-Hommosi; A.M. Abd Allah
Volume 47.2, Issue 94, July 2002, Pages 157-171
M.N. Abd El-Ati; S.F. Abbas; F.F. El-Hommosi; A.M. Abd Allah
Volume 43.2, Issue 86, July 2000, Pages 177-187
S.F. Abbas; M.N. Abd El-Ati; F.F. El-Hommosi