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E. F. Codd Extending the Database Relational Model to Capture More Meaning. [Citation Graph (280, 24)][DBLP] ACM Trans. Database Syst., 1979, v:4, n:4, pp:397-434 [Journal]
E. F. Codd A Relational Model of Data for Large Shared Data Banks. [Citation Graph (580, 0)][DBLP] Commun. ACM, 1970, v:13, n:6, pp:377-387 [Journal]
E. F. Codd Extending the Database Relational Model to Capture More Meaning. [Citation Graph (280, 24)][DBLP] ACM Trans. Database Syst., 1979, v:4, n:4, pp:397-434 [Journal]
E. F. Codd Extending the Database Relational Model to Capture More Meaning. [Citation Graph (280, 24)][DBLP] ACM Trans. Database Syst., 1979, v:4, n:4, pp:397-434 [Journal]
E. F. Codd Extending the Database Relational Model to Capture More Meaning. [Citation Graph (280, 24)][DBLP] ACM Trans. Database Syst., 1979, v:4, n:4, pp:397-434 [Journal]
E. F. Codd A Relational Model of Data for Large Shared Data Banks. [Citation Graph (580, 0)][DBLP] Commun. ACM, 1970, v:13, n:6, pp:377-387 [Journal]
E. F. Codd Extending the Database Relational Model to Capture More Meaning. [Citation Graph (280, 24)][DBLP] ACM Trans. Database Syst., 1979, v:4, n:4, pp:397-434 [Journal]