@article{hansen_beltrami_antonini_villarinho_neves_marino_malfatti_2015,  title={Oxide Formation on NiTi Surface: Influence of the Heat Treatment Time to Achieve the Shape Memory},  volume={18},  ISSN={1516-1439},  url={https://doi.org/10.1590/1516-1439.022415},  DOI={10.1590/1516-1439.022415},  number={5},  journal={Materials Research},  publisher={ABM, ABC, ABPol},  author={Hansen, Alana Witt and Beltrami, Lilian Vanessa Rossa and Antonini, Leonardo Marasca and Villarinho, Denis Jardim and Neves, Julio Cesar Klein das and Marino, Cláudia Eliana Bruno and Malfatti, Célia de Fraga},  year={2015},  month={Sep},  pages={1053–1061} }