@article{oliveira_aguiar_2013,  title={Least squares regression with errors in both variables: case studies},  volume={36},  ISSN={0100-4042},  url={https://doi.org/10.1590/S0100-40422013000600025},  DOI={10.1590/S0100-40422013000600025},  number={6},  journal={Química Nova},  publisher={Sociedade Brasileira de Química},  author={Oliveira, Elcio Cruz de and Aguiar, Paula Fernandes de},  year={2013},  pages={885–889} }