The entity-relationship model : toward a unified view of data
"A version of this paper was presented at the International Conference on Very Large Data Bases, Framingham, Mass., Sept. 22-24, 1975."
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| Format: | Working Paper |
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Cambridge, Mass. : M.I.T. Center for Information Systems Research
2009
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| Online Access: | http://hdl.handle.net/1721.1/47432 |