@inproceedings{Beame_2010,
    doi = {10.1145/1806689.1806703},
    url = {https://doi.org/10.1145%2F1806689.1806703},
    year = {2010},
    month = {jun},
    publisher = {{ACM}},
    author = {Paul Beame and Trinh Huynh and Toniann Pitassi},
    title = {Hardness amplification in proof complexity},
    booktitle = {Proceedings of the forty-second {ACM} symposium on Theory of computing}
}

@inproceedings{Beame_2010, doi = {10.1145/1806689.1806703}, url = {https://doi.org/10.1145%2F1806689.1806703}, year = {2010}, month = {jun}, publisher = {{ACM}}, author = {Paul Beame and Trinh Huynh and Toniann Pitassi}, title = {Hardness amplification in proof complexity}, booktitle = {Proceedings of the forty-second {ACM} symposium on Theory of computing} }