Ore, Øystein Studies on directed graphs. I, II. (English) Zbl 0074.18204 Ann. Math. (2) 63, 353-406 (1956); 64, 142-153 (1956); Errata. Ibid. 65, 593 (1957). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 19 Documents Keywords:Topology PDFBibTeX XMLCite \textit{Ø. Ore}, Ann. Math. (2) 63, 353--406 (1956; Zbl 0074.18204) Full Text: DOI