@article{Naur:1975:PLN:361227.361229,
    Address = {New York, NY, USA},
    Author = {Naur, Peter},
    File = {Programming languages, natural languages, and mathematics - Naur (0) (0) - a - a - x.pdf},
    ISSN = {0001-0782},
    Journal = {Commun. ACM},
    Keywords = {classic and readme},
    Month = {December},
    Number = {12},
    Pages = {676--683},
    Publisher = {ACM},
    Title = {Programming languages, natural languages, and mathematics},
    URL = {http://doi.acm.org/10.1145/361227.361229},
    Volume = {18},
    Year = {1975},
    acmid = {361229},
    bdsk-url-1 = {http://doi.acm.org/10.1145/361227.361229},
    bdsk-url-2 = {http://dx.doi.org/10.1145/361227.361229},
    date-added = {2013-01-27 06:45:02 +0000},
    date-modified = {2013-02-14 09:34:06 +0000},
    issue_date = {Dec. 1975},
    numpages = {8},
    doi = {10.1145/361227.361229}
}

@article{Naur:1975:PLN:361227.361229, Address = {New York, NY, USA}, Author = {Naur, Peter}, File = {Programming languages, natural languages, and mathematics - Naur (0) (0) - a - a - x.pdf}, ISSN = {0001-0782}, Journal = {Commun. ACM}, Keywords = {classic and readme}, Month = {December}, Number = {12}, Pages = {676--683}, Publisher = {ACM}, Title = {Programming languages, natural languages, and mathematics}, URL = {http://doi.acm.org/10.1145/361227.361229}, Volume = {18}, Year = {1975}, acmid = {361229}, bdsk-url-1 = {http://doi.acm.org/10.1145/361227.361229}, bdsk-url-2 = {http://dx.doi.org/10.1145/361227.361229}, date-added = {2013-01-27 06:45:02 +0000}, date-modified = {2013-02-14 09:34:06 +0000}, issue_date = {Dec. 1975}, numpages = {8}, doi = {10.1145/361227.361229} }