Volume 43, Issue 4, December 2022, Pages 719-729
Faten Farouk Abdel-salam; Gehan A. Elsharkawy
Volume 40, JANUARY- MARCH, January 2019, Pages 203-217
Gehan A. Elsharkawy; Hanaa S. Hassan; Hassan A.H. Ibrahim
Volume 34, October- December, December 2013, Pages 360-368
Gehan A. Elsharkawy
Volume 34, October- December, December 2013, Pages 369-381
Gehan A. Elsharkawy