@article{article93039f01,
title   = {Grain-bulk versus grain-boundary sensitivities to redox reaction in yttria-doped ceria ceramics viewed from impedance spectroscopy},
author = {M'Peko, Jean-Claude and Souza, M. F. and Silva, C. L. and Souza, D. P. F.},
year = {2007},
journal   = {Applied Physics A}
}