Codd74'

BibTeX

@article{DBLP:journals/sigmod/Codd74,
  author    = {E. F. Codd},
  title     = {Understanding Relations (Third Installment)},
  journal   = {FDT - Bulletin of ACM SIGFIDET},
  volume    = {6},
  number    = {2},
  year      = {1974},
  pages     = {24-25},
  ee        = {db/journals/sigmod/Codd74.html},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}