@article{oliveira_yanagihara_pacífico_2006,  title={Film thickness and wave velocity measurement using reflected laser intensity},  volume={28},  ISSN={1678-5878},  url={https://doi.org/10.1590/S1678-58782006000100003},  DOI={10.1590/S1678-58782006000100003},  number={1},  journal={Journal of the Brazilian Society of Mechanical Sciences and Engineering},  publisher={Associação Brasileira de Engenharia e Ciências Mecânicas - ABCM},  author={Oliveira, Fábio S. de and Yanagihara, Jurandir I. and Pacífico, Antônio L.},  year={2006},  month={Jan},  pages={30–36} }