@article{Fitzpatrick_1990,
    doi = {10.1109/18.59953},
    url = {https://doi.org/10.1109%2F18.59953},
    year = {1990},
    publisher = {Institute of Electrical and Electronics Engineers ({IEEE})},
    volume = {36},
    number = {6},
    pages = {1480--1487},
    author = {P. Fitzpatrick and G.H. Norton},
    title = {Finding a basis for the characteristic ideal of an n-dimensional linear recurring sequence},
    journal = {{IEEE} Transactions on Information Theory}
}

@article{Fitzpatrick_1990, doi = {10.1109/18.59953}, url = {https://doi.org/10.1109%2F18.59953}, year = {1990}, publisher = {Institute of Electrical and Electronics Engineers ({IEEE})}, volume = {36}, number = {6}, pages = {1480--1487}, author = {P. Fitzpatrick and G.H. Norton}, title = {Finding a basis for the characteristic ideal of an n-dimensional linear recurring sequence}, journal = {{IEEE} Transactions on Information Theory} }