Volume 24, Issue 2, December 2001, Pages 271-277
Z. Z. lbraheim; N. Boulatova; M. Qato
Volume 23, Issue 2, December 2000, Pages 111-116
A. M. Abd El-Baky; F. M. Darwish; Z. Z. lbraheim; Y. Gh. Gouda
Volume 23, Issue 2, December 2000, Pages 177-186
Z. Z. lbraheim; A. A. Khalifa
Volume 22, Issue 1, June 1999, Pages 109-115
Mahmoud A. Ramadan; Z. Z. lbraheim; A. M. Abdel-Baky; D. W. Bishay; H. Itokawa