Volume 17.1, Issue 33, May 1986, Pages 204-208
M.A. BASTAMI; M.M. AMER; D.G. KHILFA; A.S. HAMOUDA
Volume 17.1, Issue 33, May 1986, Pages 216-221
M.M. AMER; M.A. BASTAMI; D.G. KHILFA; H.S. HAMOUDA