Volume 25, Issue 4, October 2008, Pages 1174-1183
M.A. El-Sheikha; H.N. Abd-Elmageed; M.A. Mostafa; W.F. El-Kolally
Volume 25, Issue 4, October 2008, Pages 1184-1199
M.A. El-Sheikha; M.A. Mostafa; M.S. Abdel-Salam