TY - JOUR T1 - Characterisation of conductivity of the (Ce xY0.2-x)Sc0.6 Zr3.2O8-δ (0 < x < 0.2) system and composition Ce0.04Y0.02Sc0.67Zr3.27O 7.66 as function of time JO - Cerâmica A1 - Carvalho, E. de A1 - Irvine, J. T. S. SN - 0366-6913 UL - 10.1590/S0366-69132012000100002 VL - 58 Y1 - 2012 PB - Brasil ER -