Shmueli93'

BibTeX

@article{DBLP:journals/jlp/Shmueli93,
  author    = {Oded Shmueli},
  title     = {Equivalence of DATALOG Queries is Undecidable},
  journal   = {J. Log. Program.},
  volume    = {15},
  number    = {3},
  year      = {1993},
  pages     = {231-241},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}