XAS and XRD structural characterization of Lanthanum-modified PbTi'O IND.3' ceramic materials - Neves, Person P.; Doriguetto, Antonio Carlos; Mastelaro, Valmor Roberto; Lopes, Luiz P.; Mascarenhas, Yvonne Primerano; Michalowicz, Alain; Eiras, José A. (Journal of Physical Chemistry B, 2004)