Volume 18, Issue 3, September 1993, Pages 1-12
Yehia Enab; Fayez Zaki
Volume 15, Issue 2, December 1990, Pages 24-36
Fayez W. Zaki
Volume 15, Issue 1, June 1990, Pages 1-13
Fayez W. Zaki
Volume 7, Issue 2, December 1982, Pages 23-29
Fayez Wanis Zaki; Rasheed M. El-Awady
Volume 7, Issue 1, June 1982, Pages 1-7
Rasheed M. El-Awady; Fayez Wanis Zaky Soliman; F. A. Abouelfotouh; M. M. Abd El-Naby