@article{Jung_2016,
    doi = {10.1145/3022670.2951943},
    url = {https://doi.org/10.1145%2F3022670.2951943},
    year = {2016},
    month = {sep},
    publisher = {Association for Computing Machinery ({ACM})},
    volume = {51},
    number = {9},
    pages = {256--269},
    author = {Ralf Jung and Robbert Krebbers and Lars Birkedal and Derek Dreyer},
    title = {Higher-order ghost state},
    journal = {{ACM} {SIGPLAN} Notices}
}

@article{Jung_2016, doi = {10.1145/3022670.2951943}, url = {https://doi.org/10.1145%2F3022670.2951943}, year = {2016}, month = {sep}, publisher = {Association for Computing Machinery ({ACM})}, volume = {51}, number = {9}, pages = {256--269}, author = {Ralf Jung and Robbert Krebbers and Lars Birkedal and Derek Dreyer}, title = {Higher-order ghost state}, journal = {{ACM} {SIGPLAN} Notices} }