Volume 16, Issue 2, December 1991, Pages 140-148
K. Yassin; E. Abd-Raboh; E. Towfik
Volume 16, Issue 2, December 1991, Pages 151-161
E. Abd-Raboh; A. E.E. Ibrahim
Volume 14, Issue 2, December 1989, Pages 79-86
E. Abd-Raboh