@incollection{Avelar_da_Silva_2018,
    doi = {10.1007/978-3-319-94821-8_3},
    url = {https://doi.org/10.1007%2F978-3-319-94821-8_3},
    year = {2018},
    publisher = {Springer International Publishing},
    pages = {40--47},
    author = {Andr{\'{e}}ia B. Avelar da Silva and Thaynara Arielly de Lima and Andr{\'{e}} Luiz Galdino},
    title = {Formalizing Ring Theory in {PVS}},
    booktitle = {Interactive Theorem Proving}
}

@incollection{Avelar_da_Silva_2018, doi = {10.1007/978-3-319-94821-8_3}, url = {https://doi.org/10.1007%2F978-3-319-94821-8_3}, year = {2018}, publisher = {Springer International Publishing}, pages = {40--47}, author = {Andr{\'{e}}ia B. Avelar da Silva and Thaynara Arielly de Lima and Andr{\'{e}} Luiz Galdino}, title = {Formalizing Ring Theory in {PVS}}, booktitle = {Interactive Theorem Proving} }