Volume 38, Issue 3, December 2007, Pages 37-48
Mohamed A. H. Sorour; Hany A. Fahmy; Bolbol R. Ramadan.
Volume 38, Issue 3, December 2007, Pages 65-84
M. Kamal E. Youssef; Magda A.A. Seleim; M. B. E. Oma; Hesham Z.T. Ali