@article{Jacob_1977,
    doi = {10.1016/0304-3975(77)90006-8},
    url = {https://doi.org/10.1016%2F0304-3975%2877%2990006-8},
    year = {1977},
    month = {oct},
    publisher = {Elsevier {BV}},
    volume = {5},
    number = {2},
    pages = {183--204},
    author = {G{\'{e}}rard Jacob},
    title = {{UN} algorithme calculant le cardinal, fini ou infini, des demi-groupes de matrices},
    journal = {Theoretical Computer Science}
}

@article{Jacob_1977, doi = {10.1016/0304-3975(77)90006-8}, url = {https://doi.org/10.1016%2F0304-3975%2877%2990006-8}, year = {1977}, month = {oct}, publisher = {Elsevier {BV}}, volume = {5}, number = {2}, pages = {183--204}, author = {G{\'{e}}rard Jacob}, title = {{UN} algorithme calculant le cardinal, fini ou infini, des demi-groupes de matrices}, journal = {Theoretical Computer Science} }