Problema de Hadwiger–Nelson (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "Problema de Hadwiger–Nelson" in Catalan language version.

refsWebsite

Global rank Catalan rank

1scottaaronson.com

low place

low place

2^nd place

6^th place

doi.org

dx.doi.org

de Bruijn, N. G. & Erdős, P. (1951), "A colour problem for infinite graphs and a problem in the theory of relations", Nederl. Akad. Wetensch. Proc. Ser. A 54: 371–373, DOI 10.1016/S1385-7258(51)50053-7

scottaaronson.com

Aaronson, Scott (April 11, 2018), Amazing progress on longstanding open problems, <https://www.scottaaronson.com/blog/?p=3697>