Volume 65, Issue 162, July 2019, Pages 135-141
EMAD ABD EL-RAZEK; HAMADA MAHBOUB
Volume 53, Issue 113, April 2007, Pages 1-17
GALILA A. EL-RAFEY; UMIMA M. MANSOUR; M. HEGAZY; A.A. RAMADAN
Volume 51, Issue 104, January 2005, Pages 1-11
H. A. HUSSEIN
Volume 42.1, Issue 83, October 1999, Pages 353-370
A. El-Din Zain; M.T. Mousa