Volume 16, Issue 1, May 1991, Pages 1-7
M. N. El-Dessouky
Volume 14, Issue 2, December 1989, Pages 1-9
M. M. El-Dessouky; I. Gar Al-Alm Rashed
Volume 14, Issue 1, June 1989, Pages 1-15
Ibrahim Gar El-Alm Rashed; M. M. El-Dessouky; Hoda Ashry; Salah M. Begawy
Volume 13, Issue 2, December 1988, Pages 15-26
Gar Al-Alam Rashed; M. A. El-Komy; M. M. El-Dessouky
Volume 12, Issue 2, December 1987, Pages 1-8
M. M. El-Dessouky; A. Abdel-Azim; Ibrahim Rashed; F. Abdel-Rehim