Johnson09'

BibTeX

@article{DBLP:journals/cacm/Johnson09,
  author    = {Bruce Johnson},
  title     = {Reveling in constraints},
  journal   = {Commun. ACM},
  volume    = {52},
  number    = {9},
  year      = {2009},
  pages     = {44-48},
  ee        = {http://doi.acm.org/10.1145/1562164.1562181},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}