Volume 21, Issue 4, December 1996, Pages 28-44
Hazem Aly Sakr
Volume 21, Issue 3, September 1996, Pages 28-44
Hazem Aly Sakr
Volume 15, Issue 2, December 1990, Pages 45-66
Ahmed H. Abdel-Reheem; Hazem A. Sakr; Al-Hosain M. Aly
Volume 14, Issue 2, December 1989, Pages 11-26
Hazem A. Sakr
Volume 14, Issue 1, June 1989, Pages 1-11
Hazem A. Sakr