BibTeX record journals/tocl/Libkin03

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@article{DBLP:journals/tocl/Libkin03,
  author    = {Leonid Libkin},
  title     = {Variable independence for first-order definable constraints},
  journal   = {{ACM} Trans. Comput. Log.},
  volume    = {4},
  number    = {4},
  pages     = {431--451},
  year      = {2003},
  url       = {http://doi.acm.org/10.1145/937555.937557},
  doi       = {10.1145/937555.937557},
  timestamp = {Thu, 09 Feb 2006 13:51:22 +0100},
  biburl    = {http://dblp.uni-trier.de/rec/bib/journals/tocl/Libkin03},
  bibsource = {dblp computer science bibliography, http://dblp.org}
}