Volume 44, Issue 3, May 2017, Pages 853-863
El-Sayed E.A. El-Sobky; M. A.T. Yasin
Volume 44, Issue 1, January 2017, Pages 23-40
El-Sayed E.A. El-Sobky; E. M. Desoky
Volume 41, Issue 1, January and February 2014, Pages 1-20
El-Sayed E.A. El-Sobky; E.M. Zeidan; A.A. Abdul Galil; H.G. Geweifel