@article{morais_scalvi_geraldo_ribeiro_santilli_2003, title={Er rare-earth ion incorporation in sol-gel SnO2}, volume={6}, ISSN={1516-1439}, url={https://doi.org/10.1590/S1516-14392003000400003}, DOI={10.1590/S1516-14392003000400003}, number={4}, journal={Materials Research}, publisher={ABM, ABC, ABPol}, author={Morais, Evandro Augusto and Scalvi, Luis Vicente de Andrade and Geraldo, Viviany and Ribeiro, Sidney José Lima and Santilli, Celso Valentim}, year={2003}, month={Oct}, pages={445–449} }