@inproceedings{Ben_Amram_2013,
    doi = {10.1145/2429069.2429078},
    url = {https://doi.org/10.1145%2F2429069.2429078},
    year = {2013},
    month = {jan},
    publisher = {{ACM}},
    author = {Amir M. Ben-Amram and Samir Genaim},
    title = {On the linear ranking problem for integer linear-constraint loops},
    booktitle = {Proceedings of the 40th annual {ACM} {SIGPLAN}-{SIGACT} symposium on Principles of programming languages}
}

@inproceedings{Ben_Amram_2013, doi = {10.1145/2429069.2429078}, url = {https://doi.org/10.1145%2F2429069.2429078}, year = {2013}, month = {jan}, publisher = {{ACM}}, author = {Amir M. Ben-Amram and Samir Genaim}, title = {On the linear ranking problem for integer linear-constraint loops}, booktitle = {Proceedings of the 40th annual {ACM} {SIGPLAN}-{SIGACT} symposium on Principles of programming languages} }