@article{Best_1991,
    doi = {10.1007/bf01178506},
    url = {https://doi.org/10.1007%2Fbf01178506},
    year = {1991},
    month = {mar},
    publisher = {Springer Science and Business Media {LLC}},
    volume = {28},
    number = {3},
    pages = {231--264},
    author = {Eike Best and Raymond Devillers and Astrid Kiehn and Lucia Pomello},
    title = {Concurrent bisimulations in Petri nets},
    journal = {Acta Informatica}
}

@article{Best_1991, doi = {10.1007/bf01178506}, url = {https://doi.org/10.1007%2Fbf01178506}, year = {1991}, month = {mar}, publisher = {Springer Science and Business Media {LLC}}, volume = {28}, number = {3}, pages = {231--264}, author = {Eike Best and Raymond Devillers and Astrid Kiehn and Lucia Pomello}, title = {Concurrent bisimulations in Petri nets}, journal = {Acta Informatica} }