Volume 45, Issue 2, March 2018, Pages 431-448
Omar F. Dakhly; M. Kh. Uwakiem
Volume 45, Issue 2, March 2018, Pages 449-464
Omar F. Dakhly; M. A.M. Abada
Volume 44, Issue 5, September 2017, Pages 1581-1588
Asmaa A. Ebrahim