@inproceedings{Leroy_2006,
    doi = {10.1145/1111037.1111042},
    url = {https://doi.org/10.1145%2F1111037.1111042},
    year = {2006},
    month = {jan},
    publisher = {{ACM}},
    author = {Xavier Leroy},
    title = {Formal certification of a compiler back-end or},
    booktitle = {Conference record of the 33rd {ACM} {SIGPLAN}-{SIGACT} symposium on Principles of programming languages}
}

@inproceedings{Leroy_2006, doi = {10.1145/1111037.1111042}, url = {https://doi.org/10.1145%2F1111037.1111042}, year = {2006}, month = {jan}, publisher = {{ACM}}, author = {Xavier Leroy}, title = {Formal certification of a compiler back-end or}, booktitle = {Conference record of the 33rd {ACM} {SIGPLAN}-{SIGACT} symposium on Principles of programming languages} }