Volume 63, Issue 154, July 2017, Pages 50-58
HANAA EL-HALLAWANY; ABEER, EL-METWALLY
Volume 54, Issue 119, October 2008, Pages 1-23
MANAL SH. HUSSEIN; KH.A. ABDOU; A.SH. MAHMOUD; WALAA ABD-EL-RAHAMAN
Volume 34.1, Issue 67, October 1995, Pages 110-128
M. ABD EL-NASSER; A.SH. SEDDEK; AHLAM ABDEL-HAMID; I. EL-SAEDY