@article{pvsu,
 author = {Devriese, Dominique and Patrignani, Marco and Piessens, Frank},
 title = {Parametricity Versus the Universal Type},
 journal = {Proc. ACM Program. Lang.},
 issue_date = {January 2018},
 volume = {2},
 number = {POPL},
 month = dec,
 year = {2017},
 issn = {2475-1421},
 pages = {38:1--38:23},
 articleno = {38},
 numpages = {23},
 url = {http://doi.acm.org/10.1145/3158126},
 doi = {10.1145/3158126},
 acmid = {3158126},
 publisher = {ACM},
 address = {New York, NY, USA},
}