KorthKFGU84'

@article{DBLP:journals/tods/KorthKFGU84,
  author    = {Henry F. Korth and
               Gabriel M. Kuper and
               Joan Feigenbaum and
               Allen Van Gelder and
               Jeffrey D. Ullman},
  title     = {System/U: A Database System Based on the Universal Relation
               Assumption},
  journal   = {ACM Trans. Database Syst.},
  volume    = {9},
  number    = {3},
  year      = {1984},
  pages     = {331-347},
  ee        = {http://doi.acm.org/10.1145/1270.1209},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}