Volume 25, Issue 1-C, June 2014, Pages 27-43
S. A. Desouky; Taher M. Taha; Hafez E. Elsayed; Abdel- Mola K. Mebed
Volume 24, Issue 2-C, December 2013, Pages 81-92
M. A. ABOU SHOSHA; TAHER M. TAHA; MUSTAFA A. FAWZY