@article{licurgo_almeida neto_paes junior_2020,  title={Structural, electrical and optical properties of copper-doped zinc oxide films deposited by spray pyrolysis},  volume={66},  ISSN={0366-6913},  url={https://doi.org/10.1590/0366-69132020663792877},  DOI={10.1590/0366-69132020663792877},  number={379},  journal={Cerâmica},  publisher={Associação Brasileira de Cerâmica},  author={Licurgo, J. S. C. and Almeida Neto, G. R. de and Paes Junior, H. R.},  year={2020},  month={Jul},  pages={284–290} }