Volume 21, Issue 1, April 2018, Pages 53-64
E. M. Ibrahim; M. Y. Mohamed
Volume 20, Issue 3, December 2017, Pages 421-428
M. M. Farghaly; E. H. Hassan; Sh. M. Abdel-Raheem
Volume 19, Issue 1, April 2016, Pages 103-114
G. A. Abd El-Hafez; G. M. A. Solouma; A. Y. Kassab; A. S. Ali