@inproceedings{Ruckert_1999,
    doi = {10.1145/292540.292568},
    url = {https://doi.org/10.1145%2F292540.292568},
    year = {1999},
    month = {jan},
    publisher = {{ACM}},
    author = {Martin Ruckert},
    title = {Continuous grammars},
    booktitle = {Proceedings of the 26th {ACM} {SIGPLAN}-{SIGACT} symposium on Principles of programming languages}
}

@inproceedings{Ruckert_1999, doi = {10.1145/292540.292568}, url = {https://doi.org/10.1145%2F292540.292568}, year = {1999}, month = {jan}, publisher = {{ACM}}, author = {Martin Ruckert}, title = {Continuous grammars}, booktitle = {Proceedings of the 26th {ACM} {SIGPLAN}-{SIGACT} symposium on Principles of programming languages} }