Higgins, P. J. Disjoint transversals of subsets. (English) Zbl 0085.00803 Can. J. Math. 11, 280-285 (1959). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 6 Documents Keywords:Combinatorics. PDFBibTeX XMLCite \textit{P. J. Higgins}, Can. J. Math. 11, 280--285 (1959; Zbl 0085.00803) Full Text: DOI