@inproceedings{DBLP:conf/www/HassanzadehDFKSW11,
  author    = {Oktie Hassanzadeh and
               Songyun Duan and
               Achille Fokoue and
               Anastasios Kementsietsidis and
               Kavitha Srinivas and
               Michael J. Ward},
  title     = {Helix: online enterprise data analytics},
  booktitle = {WWW (Companion Volume)},
  year      = {2011},
  pages     = {225-228},
  ee        = {http://doi.acm.org/10.1145/1963192.1963295},
  crossref  = {DBLP:conf/www/2011c},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/www/2011c,
  editor    = {Sadagopan Srinivasan and
               Krithi Ramamritham and
               Arun Kumar and
               M. P. Ravindra and
               Elisa Bertino and
               Ravi Kumar},
  title     = {Proceedings of the 20th International Conference on World
               Wide Web, WWW 2011, Hyderabad, India, March 28 - April 1,
               2011 (Companion Volume)},
  booktitle = {WWW (Companion Volume)},
  publisher = {ACM},
  year      = {2011},
  isbn      = {978-1-4503-0637-9},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}