Volume 37.1, Issue 73, April 1997, Pages 234-246
B.I. AGAG; E.I. SHEHATA; DAWLAT, M. AMIN; NAIMA, A. AFIFI; E.A. AFIFI
Volume 29.1, Issue 57, April 1993, Pages 125-134
B.I. AGAG; M.H. NASSER; MM. ABU-EL-MAGD; LA. HAFEZ
Volume 20.1, Issue 39, May 1988, Pages 162-167
B.I. AGAG; R.H. YOUSSEF; F. EL-FAR; M.A. EID; NADIA M. ALY; A.S. MOSTAFA