@article{article557fd327,
title   = {Spectroscopic investigations of O'H POT.-' influence on near-infrared fluorescence quenching of 'Yb POT.3+'/'Tm POT.3+' co-doped sodium-metaphosphate glasses},
author = {Terra, Idelma Aparecida Alves and de Camargo, Andrea Simone Stucchi and Terrile, Maria Cristina and Nunes, Luiz Antônio de Oliveira},
year = {2008},
journal   = {Journal of Luminescence}
}