Pages 73-86
A. Abouel-Nour Abdel-Razek; Vijaykumar J. Karkhanis
Pages 87-90
G.M. El-Sayyad
Pages 91-100
G. M. El-Sayyad
Pages 117-123
A.O. Omran; H.A. Abou El-Fittouh
Pages 125-135
Khairia El-Said El-Nadi