Volume 44, Issue 4, July 2017, Pages 1245-1258
Sayed H. Ahmed; M. S.A. Emam; M. Abul-Soud
Volume 43, Issue 6, November and December 2016, Pages 1919-1938
Sayed F. El-Sayed; H. A. Hassan; M. Abul-Soud; Doaa A. M. Gad