Volume 15.2, Issue 30, January 1986, Pages 92-99
SANAA. M. NASSAR; MANERVA K. FAHMI; G.M. ABD ELKADER; A.A. MABROUK
Volume 4.2, Issue 8, May 1977, Pages 41-53
SANAA. M. NASSAR; SOAD A. MANSOUR