Photoluminescence spectrum of rare earth doped zirconia fibre and power excitation dependence - De Vicente, Fábio Simões; Hernandes, Antônio Carlos; Castro, A C de; Souza, Milton Ferreira de; Andreeta, Marcelo Rubens Barsi; Siu Li, Máximo (Radiation Effects and Defects in Solids, 1999)