@inproceedings{Licata_2013,
    doi = {10.1109/lics.2013.28},
    url = {https://doi.org/10.1109%2Flics.2013.28},
    year = {2013},
    month = {jun},
    publisher = {{IEEE}},
    author = {Daniel R. Licata and Michael Shulman},
    title = {Calculating the Fundamental Group of the Circle in Homotopy Type Theory},
    booktitle = {2013 28th Annual {ACM}/{IEEE} Symposium on Logic in Computer Science}
}

@inproceedings{Licata_2013, doi = {10.1109/lics.2013.28}, url = {https://doi.org/10.1109%2Flics.2013.28}, year = {2013}, month = {jun}, publisher = {{IEEE}}, author = {Daniel R. Licata and Michael Shulman}, title = {Calculating the Fundamental Group of the Circle in Homotopy Type Theory}, booktitle = {2013 28th Annual {ACM}/{IEEE} Symposium on Logic in Computer Science} }