@inproceedings{<a href="http://dblp.uni-trier.de/db/about/bibtex.html">DBLP</a>:conf/sosp/RossbachCSRW11,
  author    = {Christopher J. Rossbach and
               Jon Currey and
               Mark Silberstein and
               Baishakhi Ray and
               Emmett Witchel},
  title     = {PTask: operating system abstractions to manage GPUs as compute
               devices},
  booktitle = {SOSP},
  year      = {2011},
  pages     = {233-248},
  ee        = {http://doi.acm.org/10.1145/2043556.2043579},
  crossref  = {DBLP:conf/sosp/2011},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{<a href="http://dblp.uni-trier.de/db/about/bibtex.html">DBLP</a>:conf/sosp/2011,
  editor    = {Ted Wobber and
               Peter Druschel},
  title     = {Proceedings of the 23rd ACM Symposium on Operating Systems
               Principles 2011, SOSP 2011, Cascais, Portugal, October 23-26,
               2011},
  booktitle = {SOSP},
  publisher = {ACM},
  year      = {2011},
  isbn      = {978-1-4503-0977-6},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}