@inproceedings{MacQueen:1984:IMR:800017.800528,
    Address = {New York, NY, USA},
    Author = {MacQueen, David and Plotkin, Gordon and Sethi, Ravi},
    BookTitle = {Proceedings of the 11th ACM SIGACT-SIGPLAN symposium on Principles of programming languages},
    File = {An ideal model for recursive polymorphic types - MacQueen, Plotkin, Sethi (0) (0) - a - a - b.pdf},
    ISBN = {0-89791-125-3},
    Keywords = {polymorphic recursion and polymorphic types},
    Location = {Salt Lake City, Utah, USA},
    Pages = {165--174},
    Publisher = {ACM},
    Series = {POPL '84},
    Title = {An ideal model for recursive polymorphic types},
    URL = {http://doi.acm.org/10.1145/800017.800528},
    Year = {1984},
    acmid = {800528},
    bdsk-url-1 = {http://doi.acm.org/10.1145/800017.800528},
    bdsk-url-2 = {http://dx.doi.org/10.1145/800017.800528},
    date-added = {2013-07-17 13:22:45 +0000},
    date-modified = {2013-07-17 13:23:01 +0000},
    numpages = {10},
    doi = {10.1145/800017.800528}
}

@inproceedings{MacQueen:1984:IMR:800017.800528, Address = {New York, NY, USA}, Author = {MacQueen, David and Plotkin, Gordon and Sethi, Ravi}, BookTitle = {Proceedings of the 11th ACM SIGACT-SIGPLAN symposium on Principles of programming languages}, File = {An ideal model for recursive polymorphic types - MacQueen, Plotkin, Sethi (0) (0) - a - a - b.pdf}, ISBN = {0-89791-125-3}, Keywords = {polymorphic recursion and polymorphic types}, Location = {Salt Lake City, Utah, USA}, Pages = {165--174}, Publisher = {ACM}, Series = {POPL '84}, Title = {An ideal model for recursive polymorphic types}, URL = {http://doi.acm.org/10.1145/800017.800528}, Year = {1984}, acmid = {800528}, bdsk-url-1 = {http://doi.acm.org/10.1145/800017.800528}, bdsk-url-2 = {http://dx.doi.org/10.1145/800017.800528}, date-added = {2013-07-17 13:22:45 +0000}, date-modified = {2013-07-17 13:23:01 +0000}, numpages = {10}, doi = {10.1145/800017.800528} }