@incollection{B_rard_2017,
    doi = {10.1007/978-3-319-57861-3_13},
    url = {https://doi.org/10.1007%2F978-3-319-57861-3_13},
    year = {2017},
    publisher = {Springer International Publishing},
    pages = {200--220},
    author = {B{\'{e}}atrice B{\'{e}}rard and Stefan Haar and Sylvain Schmitz and Stefan Schwoon},
    title = {The Complexity of Diagnosability and Opacity Verification for Petri Nets},
    booktitle = {Application and Theory of Petri Nets and Concurrency}
}

@incollection{B_rard_2017, doi = {10.1007/978-3-319-57861-3_13}, url = {https://doi.org/10.1007%2F978-3-319-57861-3_13}, year = {2017}, publisher = {Springer International Publishing}, pages = {200--220}, author = {B{\'{e}}atrice B{\'{e}}rard and Stefan Haar and Sylvain Schmitz and Stefan Schwoon}, title = {The Complexity of Diagnosability and Opacity Verification for Petri Nets}, booktitle = {Application and Theory of Petri Nets and Concurrency} }