Green persistent luminescence of 'LU IND. 2''O IND. 3': 'TB POT. 3+', 'CA POT. 2+' phosphors prepared by rapid microwave assisted method - Pedroso, Cássio Cardoso Santos; Carvalho, José Miranda de; Brito, Hermi Felinto de; Hölsa, Jorma (Brazilian MRS Meeting, 2014)