Optical and magnetic characterization of pure and vanadium-doped 'Bi IND.12'Ti'O IND.20' sillenite crystals - Carvalho, J F; Franco, Roberto Weider de Assis; Magon, Claudio José; Nunes, Luiz Antônio de Oliveira; Hernandes, Antônio Carlos (Optical Materials, 1999)