Volume 4.1, Issue 7, January 1977, Pages 91-97
M.A.M. Fahmy; A M. Mandour; M.S. Arafa; Laila A.M, Omraa
Volume 3, Issue 5, May 1976, Pages 239-247
M.A.M. Fahmy; A.M. Mandour; M.S. Arafa; L.A.M. Omran
Volume 1, Issue 1.2, May 1974, Pages 107-116
A.M. Mandour; M.A.M. Fahmy; Laila A.M. Omran