@inproceedings{Mitchell:1988:EM:73560.73563,
    Address = {New York, NY, USA},
    Author = {Mitchell, J. C. and Harper, R.},
    BookTitle = {Proceedings of the 15th ACM SIGPLAN-SIGACT symposium on Principles of programming languages},
    File = {The essence of ML - Mitchell, Harper (0) (0) - a - a - o.pdf},
    ISBN = {0-89791-252-7},
    Location = {San Diego, California, USA},
    Pages = {28--46},
    Publisher = {ACM},
    Series = {POPL '88},
    Title = {The essence of ML},
    URL = {http://doi.acm.org/10.1145/73560.73563},
    Year = {1988},
    acmid = {73563},
    bdsk-url-1 = {http://doi.acm.org/10.1145/73560.73563},
    bdsk-url-2 = {http://dx.doi.org/10.1145/73560.73563},
    date-added = {2013-07-22 16:46:11 +0000},
    date-modified = {2013-07-22 16:46:11 +0000},
    numpages = {19},
    doi = {10.1145/73560.73563}
}

@inproceedings{Mitchell:1988:EM:73560.73563, Address = {New York, NY, USA}, Author = {Mitchell, J. C. and Harper, R.}, BookTitle = {Proceedings of the 15th ACM SIGPLAN-SIGACT symposium on Principles of programming languages}, File = {The essence of ML - Mitchell, Harper (0) (0) - a - a - o.pdf}, ISBN = {0-89791-252-7}, Location = {San Diego, California, USA}, Pages = {28--46}, Publisher = {ACM}, Series = {POPL '88}, Title = {The essence of ML}, URL = {http://doi.acm.org/10.1145/73560.73563}, Year = {1988}, acmid = {73563}, bdsk-url-1 = {http://doi.acm.org/10.1145/73560.73563}, bdsk-url-2 = {http://dx.doi.org/10.1145/73560.73563}, date-added = {2013-07-22 16:46:11 +0000}, date-modified = {2013-07-22 16:46:11 +0000}, numpages = {19}, doi = {10.1145/73560.73563} }