Volume 51, Issue 1, March 2020, Pages 66-78
A. .S Abdel - Gawad,; Mohamed R. A. Rashwan; M.A. H . Hefny
Volume 50, Issue 3, September 2019, Pages 112-122
M. A. Seleim; Manal A.M. Hassan; A. S.M. Saleh; Nadia H. A.
Volume 47, 6-2, December 2016, Pages 443-459