@inproceedings{de2019normal,
    title={Normal Transformations for Overhang Reduction},
    author={Castro, Carlos Eduardo Leal and Sacht, Leonardo Koller},
    booktitle={Anais Estendidos da XXXII Conference on Graphics, Patterns and Images},
    pages={148--151},
    year={2019},
    organization={SBC}
    }