Volume 40, Issue 1, December 2017, Pages 51-74
Hamed, A. A; Ibrahim, Maha, M; Abdel-Razek ,T. A. M; El Germ, H. A
Volume 33, Issue 1, June 2016, Pages 43-63
Meligi, G. A; Rezoka, Sh; Mahmoud, Ghada, A; Khalil, M. M. H