@inproceedings{Libkin_2012,
    doi = {10.1145/2274576.2274585},
    url = {https://doi.org/10.1145%2F2274576.2274585},
    year = {2012},
    month = {mar},
    publisher = {{ACM}},
    author = {Leonid Libkin and Domagoj Vrgo{\v{c}}},
    title = {Regular path queries on graphs with data},
    booktitle = {Proceedings of the 15th International Conference on Database Theory}
}

@inproceedings{Libkin_2012, doi = {10.1145/2274576.2274585}, url = {https://doi.org/10.1145%2F2274576.2274585}, year = {2012}, month = {mar}, publisher = {{ACM}}, author = {Leonid Libkin and Domagoj Vrgo{\v{c}}}, title = {Regular path queries on graphs with data}, booktitle = {Proceedings of the 15th International Conference on Database Theory} }