IWBS201'

BibTeX

@article{DBLP:tr/ibm/IWBS201,
  author    = {Thomas Ludwig and
               Stefan Benzschawel and
               Erich Gehlen},
  title     = {Differential Closure Computation for General Horn-Clause
               Queries},
  journal   = {IWBS Report},
  publisher = {IBM Germany Science Center, Institute for Knowledge Based
               Systems},
  volume    = {201},
  year      = {1991},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}