@article{article64a8662a,
title   = {Spectroscopic studies in semiconductive phosphate glasses},
author = {Araujo, Dráulio Barros de and Figueiredo, R. S. de and Araújo, M. A. B. de},
year = {2003},
doi = {10.1002/pssa.200306609},
journal   = {Physica Status Solid(A)}
}