@article{Orchard_2019,
    doi = {10.1145/3341714},
    url = {https://doi.org/10.1145%2F3341714},
    year = {2019},
    month = {jul},
    publisher = {Association for Computing Machinery ({ACM})},
    volume = {3},
    number = {{ICFP}},
    pages = {1--30},
    author = {Dominic Orchard and Vilem-Benjamin Liepelt and Harley Eades III},
    title = {Quantitative program reasoning with graded modal types},
    journal = {Proceedings of the {ACM} on Programming Languages}
}

@article{Orchard_2019, doi = {10.1145/3341714}, url = {https://doi.org/10.1145%2F3341714}, year = {2019}, month = {jul}, publisher = {Association for Computing Machinery ({ACM})}, volume = {3}, number = {{ICFP}}, pages = {1--30}, author = {Dominic Orchard and Vilem-Benjamin Liepelt and Harley Eades III}, title = {Quantitative program reasoning with graded modal types}, journal = {Proceedings of the {ACM} on Programming Languages} }