@article{Shankar:1993:IAR:158439.158441,
    Address = {New York, NY, USA},
    Author = {Shankar, A. Udaya},
    File = {An introduction to assertional reasoning for concurrent systems - Shankar (0) (0) - a - a - v.pdf},
    ISSN = {0360-0300},
    Journal = {ACM Comput. Surv.},
    Keywords = {axiomatic semantics},
    Month = {September},
    Number = {3},
    Pages = {225--262},
    Publisher = {ACM},
    Title = {An introduction to assertional reasoning for concurrent systems},
    URL = {http://doi.acm.org/10.1145/158439.158441},
    Volume = {25},
    Year = {1993},
    acmid = {158441},
    bdsk-url-1 = {http://doi.acm.org/10.1145/158439.158441},
    bdsk-url-2 = {http://dx.doi.org/10.1145/158439.158441},
    date-added = {2012-12-29 14:59:21 +0000},
    date-modified = {2013-01-22 06:00:34 +0000},
    issue_date = {Sept. 1993},
    numpages = {38},
    doi = {10.1145/158439.158441}
}

@article{Shankar:1993:IAR:158439.158441, Address = {New York, NY, USA}, Author = {Shankar, A. Udaya}, File = {An introduction to assertional reasoning for concurrent systems - Shankar (0) (0) - a - a - v.pdf}, ISSN = {0360-0300}, Journal = {ACM Comput. Surv.}, Keywords = {axiomatic semantics}, Month = {September}, Number = {3}, Pages = {225--262}, Publisher = {ACM}, Title = {An introduction to assertional reasoning for concurrent systems}, URL = {http://doi.acm.org/10.1145/158439.158441}, Volume = {25}, Year = {1993}, acmid = {158441}, bdsk-url-1 = {http://doi.acm.org/10.1145/158439.158441}, bdsk-url-2 = {http://dx.doi.org/10.1145/158439.158441}, date-added = {2012-12-29 14:59:21 +0000}, date-modified = {2013-01-22 06:00:34 +0000}, issue_date = {Sept. 1993}, numpages = {38}, doi = {10.1145/158439.158441} }