@article{baltazar-rodrigues_rodrigues jr_cruz_lente_eiras_2014,  title={Preparation and characterization of PbTi0(3) ceramics modified by a natural mixture of rare earth oxides of xenotime},  volume={17},  ISSN={1516-1439},  url={https://doi.org/10.1590/S1516-14392013005000142},  DOI={10.1590/S1516-14392013005000142},  number={1},  journal={Materials Research},  publisher={ABM, ABC, ABPol},  author={Baltazar-Rodrigues, Jair and Rodrigues Jr, Pedro and Cruz, Gerson K. da and Lente, Manuel H. and Eiras, José A.},  year={2014},  month={Jan},  pages={1–6} }