1961/01/01 by P. ERDÓS, CHAO KO, R. RADO · 25 citations
paper · doi:10.1093/qmath/12.1.313
crossref issued 1961/01/01 · crossref published 1961/01/01 · crossref published-print 1961/01/01 · crossref created 2007/01/05 · crossref deposited 2017/08/23 · crossref indexed 2026/07/25