@article{Nies_2007,
    doi = {10.2178/bsl/1186666149},
    url = {https://doi.org/10.2178%2Fbsl%2F1186666149},
    year = {2007},
    month = {sep},
    publisher = {Cambridge University Press ({CUP})},
    volume = {13},
    number = {3},
    pages = {305--339},
    author = {Andr{\'{e}} Nies},
    title = {Describing Groups},
    journal = {Bulletin of Symbolic Logic}
}

@article{Nies_2007, doi = {10.2178/bsl/1186666149}, url = {https://doi.org/10.2178%2Fbsl%2F1186666149}, year = {2007}, month = {sep}, publisher = {Cambridge University Press ({CUP})}, volume = {13}, number = {3}, pages = {305--339}, author = {Andr{\'{e}} Nies}, title = {Describing Groups}, journal = {Bulletin of Symbolic Logic} }