Volume 61, Issue 145, April 2015, Pages 236-241
KHALED A.S. EL-KHABAZ; SAFAA S. MALEK; HUSSEIN A. HUSSEIN
Volume 57, Issue 129, April 2011, Pages 1-17
S.M. SAYED; MARIUM F. MANSY; S.M. EL-BERBAWY
Volume 51, Issue 104, January 2005, Pages 62-75
NAHED M. WAHBA; M.M. ALI; M.M. ABD EL-HAFEEZ