XAS studies of 'Pb IND.1-x''R IND.x''Zr IND.0,40''Ti IND.0,60''O IND.3'(R=La, Ba) ferroelectrics materials - Mesquita, Alexandre; Favarim, Higor Rogério; Michalowicz, Alain; Mastelaro, Valmor Roberto (International Conference on X-ray Absorption Fine Structure - XAFS, 2009)