@article{Crespelle_2006,
    doi = {10.1016/j.dam.2006.03.005},
    url = {https://doi.org/10.1016%2Fj.dam.2006.03.005},
    year = {2006},
    month = {jul},
    publisher = {Elsevier {BV}},
    volume = {154},
    number = {12},
    pages = {1722--1741},
    author = {C. Crespelle and C. Paul},
    title = {Fully dynamic recognition algorithm and certificate for directed cographs},
    journal = {Discrete Applied Mathematics}
}

@article{Crespelle_2006, doi = {10.1016/j.dam.2006.03.005}, url = {https://doi.org/10.1016%2Fj.dam.2006.03.005}, year = {2006}, month = {jul}, publisher = {Elsevier {BV}}, volume = {154}, number = {12}, pages = {1722--1741}, author = {C. Crespelle and C. Paul}, title = {Fully dynamic recognition algorithm and certificate for directed cographs}, journal = {Discrete Applied Mathematics} }