@incollection{Pin_1998,
    doi = {10.1007/bfb0054312},
    url = {https://doi.org/10.1007%2Fbfb0054312},
    year = {1998},
    publisher = {Springer Berlin Heidelberg},
    pages = {76--87},
    author = {Jean -{\'{e}}ric Pin},
    title = {Positive varieties and infinite words},
    booktitle = {{LATIN}{\textquotesingle}98: Theoretical Informatics}
}

@incollection{Pin_1998, doi = {10.1007/bfb0054312}, url = {https://doi.org/10.1007%2Fbfb0054312}, year = {1998}, publisher = {Springer Berlin Heidelberg}, pages = {76--87}, author = {Jean -{\'{e}}ric Pin}, title = {Positive varieties and infinite words}, booktitle = {{LATIN}{\textquotesingle}98: Theoretical Informatics} }