@article{Bille_2009,
    doi = {10.1145/1644015.1644018},
    url = {https://doi.org/10.1145%2F1644015.1644018},
    year = {2009},
    month = {dec},
    publisher = {Association for Computing Machinery ({ACM})},
    volume = {6},
    number = {1},
    pages = {1--14},
    author = {Philip Bille and Rolf Fagerberg and Inge Li G{\o}rtz},
    title = {Improved approximate string matching and regular expression matching on Ziv-Lempel compressed texts},
    journal = {{ACM} Transactions on Algorithms}
}

@article{Bille_2009, doi = {10.1145/1644015.1644018}, url = {https://doi.org/10.1145%2F1644015.1644018}, year = {2009}, month = {dec}, publisher = {Association for Computing Machinery ({ACM})}, volume = {6}, number = {1}, pages = {1--14}, author = {Philip Bille and Rolf Fagerberg and Inge Li G{\o}rtz}, title = {Improved approximate string matching and regular expression matching on Ziv-Lempel compressed texts}, journal = {{ACM} Transactions on Algorithms} }