HattenspergerK99'

BibTeX

@article{DBLP:journals/isci/HattenspergerK99,
  author    = {Claudia Hattensperger and
               Peter Kempf},
  title     = {Towards a Formal Framework for Heterogeneous Relation Algebra},
  journal   = {Inf. Sci.},
  volume    = {119},
  number    = {3-4},
  year      = {1999},
  pages     = {193-203},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}