Teorema de Codd (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "Teorema de Codd" in Catalan language version.

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Global rank Catalan rank

2^nd place

6^th place

6^th place

29^th place

low place

archive.org

For recent work extending Codd's theorem in this direction see Franconi, Enrico; Tessaris, Sergio. , 2012, p. 114–128.

Chin, L. H.; Tarski, A. Bulletin of the American Mathematical Society, 54, 1, 1948, pàg. 80–81. DOI: 10.1090/S0002-9904-1948-08948-0 [Consulta: free].
Tarski, A.; Thompson, F. B. Bulletin of the American Mathematical Society, 58, 1, 1952, pàg. 65. DOI: 10.1090/S0002-9904-1952-09549-5 [Consulta: free].