@article{Udding_1986,
    doi = {10.1007/bf01660032},
    url = {https://doi.org/10.1007%2Fbf01660032},
    year = {1986},
    month = {dec},
    publisher = {Springer Science and Business Media {LLC}},
    volume = {1},
    number = {4},
    pages = {197--204},
    author = {Jan Tijmen Udding},
    title = {A formal model for defining and classifying delay-insensitive circuits and systems},
    journal = {Distributed Computing}
}

@article{Udding_1986, doi = {10.1007/bf01660032}, url = {https://doi.org/10.1007%2Fbf01660032}, year = {1986}, month = {dec}, publisher = {Springer Science and Business Media {LLC}}, volume = {1}, number = {4}, pages = {197--204}, author = {Jan Tijmen Udding}, title = {A formal model for defining and classifying delay-insensitive circuits and systems}, journal = {Distributed Computing} }