@incollection{Owre_1992,
    doi = {10.1007/3-540-55602-8_217},
    url = {https://doi.org/10.1007%2F3-540-55602-8_217},
    year = {1992},
    publisher = {Springer Berlin Heidelberg},
    pages = {748--752},
    author = {S. Owre and J. M. Rushby and N. Shankar},
    title = {{PVS}: A prototype verification system},
    booktitle = {Automated Deduction-{CADE}-11}
}

@incollection{Owre_1992, doi = {10.1007/3-540-55602-8_217}, url = {https://doi.org/10.1007%2F3-540-55602-8_217}, year = {1992}, publisher = {Springer Berlin Heidelberg}, pages = {748--752}, author = {S. Owre and J. M. Rushby and N. Shankar}, title = {{PVS}: A prototype verification system}, booktitle = {Automated Deduction-{CADE}-11} }