@inproceedings{inproceedings0f99c9cf,
title   = {Reversible colour changes in phosphoniobate glasses},
author = {Barbosa, A. J. and Gonçalves, R. R. and Dias Filho, F. A. and Shibuya, R. H. and Donoso, José Pedro and Magon, Claudio José and Messaddeq, Y. and Ribeiro, S. J. L.},
year = {2005},
booktitle   = {International Symposium on Non-Crystalline Solids - ISNCS}
}