@article{Fliess_1999,
    title = {A Lie-Backlund approach to equivalence and flatness of nonlinear systems},
    volume = {44},
    issn = {0018-9286},
    url = {http://dx.doi.org/10.1109/9.763209},
    doi = {10.1109/9.763209},
    number = {5},
    journal = {IEEE Transactions on Automatic Control},
    publisher = {Institute of Electrical and Electronics Engineers (IEEE)},
    author = {Fliess, Michel and Levine, J. and Martin, P. and Rouchon, P.},
    year = {1999},
    month = {may},
    pages = {922–937},
    date-added = {2024-2-29 17:51:49 +0100}
}

@article{Fliess_1999, title = {A Lie-Backlund approach to equivalence and flatness of nonlinear systems}, volume = {44}, issn = {0018-9286}, url = {http://dx.doi.org/10.1109/9.763209}, doi = {10.1109/9.763209}, number = {5}, journal = {IEEE Transactions on Automatic Control}, publisher = {Institute of Electrical and Electronics Engineers (IEEE)}, author = {Fliess, Michel and Levine, J. and Martin, P. and Rouchon, P.}, year = {1999}, month = {may}, pages = {922–937}, date-added = {2024-2-29 17:51:49 +0100} }