@article{2014_Gray,
    author = {W. Steven Gray and L. Espinosa and Kurusch Ebrahimi-Fard},
    title = {Faà di Bruno Hopf algebra of the output feedback group for multivariable Fliess operators},
    journal = {Systems and Control Letters},
    year = {2014},
    volume = {74},
    publisher = {Elsevier},
    month = {dec},
    url = {https://doi.org/10.1016/j.sysconle.2014.10.005},
    pages = {64--73},
    doi = {10.1016/j.sysconle.2014.10.005},
    date-added = {2025-1-15 20:30:45 +0100}
}

@article{2014_Gray, author = {W. Steven Gray and L. Espinosa and Kurusch Ebrahimi-Fard}, title = {Faà di Bruno Hopf algebra of the output feedback group for multivariable Fliess operators}, journal = {Systems and Control Letters}, year = {2014}, volume = {74}, publisher = {Elsevier}, month = {dec}, url = {https://doi.org/10.1016/j.sysconle.2014.10.005}, pages = {64--73}, doi = {10.1016/j.sysconle.2014.10.005}, date-added = {2025-1-15 20:30:45 +0100} }