Crystallization and densification of the BaO-'B IND.2''O IND.3'- TI'O IND.2'-'R IND.2''O IND.3' (R=Pr and Er) glassy system by using a 'CO IND.2' laser irradiation - Avansi Junior, Waldir; Andreeta, Marcello Rubens Barsi; Mastelaro, Valmor Roberto (International Symposium on Non-Crystalline Solids - ISNCS, 2005)