Chen84'

@inproceedings{DBLP:conf/icde/Chen84,
  author    = {Peter P. Chen},
  title     = {An Algebra for a Directional Binary Entity-Relationship
               Model},
  booktitle = {ICDE},
  year      = {1984},
  pages     = {37-40},
  crossref  = {DBLP:conf/icde/84},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/icde/84,
  title     = {Proceedings of the First International Conference on Data
               Engineering, April 24-27, 1984, Los Angeles, California,
               USA},
  publisher = {IEEE Computer Society},
  year      = {1984},
  isbn      = {0-8186-0533-2},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}