The Gamma-0 n-ary Relational Data Base Interface Specifications of Objects and Operations.

Dines Bjørner, E. F. Codd, Kenneth L. Deckert, Irving L. Traiger: The Gamma-0 n-ary Relational Data Base Interface Specifications of Objects and Operations. IBM Research Report RJ1200: (1973)

@article{DBLP:tr/ibm/RJ1200,
  author    = {Dines Bj{\o}rner and
               E. F. Codd and
               Kenneth L. Deckert and
               Irving L. Traiger},
  title     = {The Gamma-0 n-ary Relational Data Base Interface Specifications
               of Objects and Operations},
  journal   = {IBM Research Report},
  volume    = {RJ1200},
  year      = {1973},
  ee        = {db/labs/ibm/RJ1200.html},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

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