@incollection{P_drot_2018,
    doi = {10.1007/978-3-319-89884-1_9},
    url = {https://doi.org/10.1007%2F978-3-319-89884-1_9},
    year = {2018},
    publisher = {Springer International Publishing},
    pages = {245--271},
    author = {Pierre-Marie P{\'{e}}drot and Nicolas Tabareau},
    title = {Failure is Not an Option},
    booktitle = {Programming Languages and Systems}
}

@incollection{P_drot_2018, doi = {10.1007/978-3-319-89884-1_9}, url = {https://doi.org/10.1007%2F978-3-319-89884-1_9}, year = {2018}, publisher = {Springer International Publishing}, pages = {245--271}, author = {Pierre-Marie P{\'{e}}drot and Nicolas Tabareau}, title = {Failure is Not an Option}, booktitle = {Programming Languages and Systems} }