Different Views of a Data Base: Coexistence between Network Model and Relational Model.

@inproceedings{DBLP:conf/vldb/Zimmerman75,
  author    = {Klaus Zimmerman},
  editor    = {Douglas S. Kerr},
  title     = {Different Views of a Data Base: Coexistence between Network Model
               and Relational Model},
  booktitle = {Proceedings of the International Conference on Very Large Data
               Bases, September 22-24, 1975, Framingham, Massachusetts, USA},
  publisher = {ACM},
  year      = {1975},
  pages     = {535-537},
  ee        = {db/conf/vldb/Zimmerman75.html},
  crossref  = {DBLP:conf/vldb/75},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

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References

[1]

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[2]

E. F. Codd: A Relational Model of Data for Large Shared Data Banks. Commun. ACM 13(6): 377-387(1970)

[3]

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[4]

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[5]

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[6]

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