Volume 56, Issue 126, July 2010, Pages 1-12
AZZA M.M. DEEB; H.F. AHMED; S.A.H. SALEM; MERVAT I.M. EL-HASSANINE
Volume 40.1, Issue 79, October 1998, Pages 23-41
M.A. Farag; A. Al-Sukayran; K.S. Mazloum; A.M. Al-Bokmy