@inproceedings{Pugh_1991,
    doi = {10.1145/125826.125848},
    url = {https://doi.org/10.1145%2F125826.125848},
    year = {1991},
    publisher = {{ACM} Press},
    author = {William Pugh},
    title = {The Omega test: a fast and practical integer programming algorithm for dependence analysis},
    booktitle = {Proceedings of the 1991 {ACM}/{IEEE} conference on Supercomputing  - Supercomputing {\textquotesingle}91}
}

@inproceedings{Pugh_1991, doi = {10.1145/125826.125848}, url = {https://doi.org/10.1145%2F125826.125848}, year = {1991}, publisher = {{ACM} Press}, author = {William Pugh}, title = {The Omega test: a fast and practical integer programming algorithm for dependence analysis}, booktitle = {Proceedings of the 1991 {ACM}/{IEEE} conference on Supercomputing - Supercomputing {\textquotesingle}91} }