@article{namen_galan jr._oliveira_cabreira_costa e silva filho_souza_deus_2008,  title={Surface properties of dental polymers: measurements of contact angles, roughness and fluoride release},  volume={11},  ISSN={1516-1439},  url={https://doi.org/10.1590/S1516-14392008000300002},  DOI={10.1590/S1516-14392008000300002},  number={3},  journal={Materials Research},  publisher={ABM, ABC, ABPol},  author={Namen, Fátima and Galan Jr., João and Oliveira, José Farias de and Cabreira, Rodrigo Derossi and Costa e Silva Filho, Fernando and Souza, Alex Balduino and Deus, Gustavo de},  year={2008},  month={Jul},  pages={239–243} }