Compositional influence on spectroscopic properties of Yb<sup>3+</sup>doped tellurite glasses
Proceedings article published in 2006 by
M. A. R. C. Alencar,
R. F. Souza,
M. V. D. Vermelho,
M. T. De Araújo,
J. M. Hickmann,
R. Kobayashi,
L. R. P. Kassab,
M. J. Bell 
