TY - GEN AU - Mary Kaiser William AU - F.M.Sayed Ahmed , AU - M.F.Mostafa , AU - M.K.Fayek , TI - Electric and magnetic studies of the superconductor system YBa2CU3xCdxO7 - y and the ferrite system NiGaxFe2 - xO4 / PY - 1998/// CY - Cairo : PB - Mary Kaiser William , N1 - Thesis (Ph.D.) - Cairo University - Faculty Of Science - Department Of Physics UR - http://172.23.153.220/th.pdf ER -