XANES study of titanium environment in BaO-'B IND.2''O IND.3'-Ti'O IND.2' system - Mastelaro, Valmor Roberto; Feitosa, Carlos Alberto Carneiro; Maia, Lauro June Queiroz; Hernandes, Antônio Carlos; Ibanez, Alain; Michalowicz, Alain (Physica Scripta, 2005)