{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,31]],"date-time":"2026-07-31T03:09:14Z","timestamp":1785467354525,"version":"3.56.0"},"reference-count":7,"publisher":"Elsevier BV","issue":"3","license":[{"start":{"date-parts":[[1982,12,1]],"date-time":"1982-12-01T00:00:00Z","timestamp":407548800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2013,7,17]],"date-time":"2013-07-17T00:00:00Z","timestamp":1374019200000},"content-version":"vor","delay-in-days":11186,"URL":"https:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Journal of Combinatorial Theory, Series B"],"published-print":{"date-parts":[[1982,12]]},"DOI":"10.1016\/0095-8956(82)90046-6","type":"journal-article","created":{"date-parts":[[2004,9,8]],"date-time":"2004-09-08T10:32:55Z","timestamp":1094639575000},"page":"265-270","source":"Crossref","is-referenced-by-count":134,"title":["The dichromatic number of a digraph"],"prefix":"10.1016","volume":"33","author":[{"given":"V","family":"Neumann-Lara","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/0095-8956(82)90046-6_BIB1","doi-asserted-by":"crossref","first-page":"42","DOI":"10.4064\/fm-40-1-42-55","article-title":"The structure of k-chromatic graphs","volume":"40","author":"Dirac","year":"1953","journal-title":"Fund. Math."},{"key":"10.1016\/0095-8956(82)90046-6_BIB2","series-title":"Proc., Ninth Manitoba Conference on Numerical Math. and Computing","first-page":"3","article-title":"Problems and Results in Number Theory and Graph Theory","author":"Erd\u00f6s","year":"1979"},{"key":"10.1016\/0095-8956(82)90046-6_BIB3","doi-asserted-by":"crossref","first-page":"61","DOI":"10.1007\/BF02020444","article-title":"On chromatic numbers of graphs and set-systems","volume":"17","author":"Erd\u00f6s","year":"1966","journal-title":"Acta Math. Acad. Sci. Hungar."},{"key":"10.1016\/0095-8956(82)90046-6_BIB4","unstructured":"P. Erd\u00f6s and V. Neumann-Lara, On the dichromatic number of a graph, in preparation."},{"key":"10.1016\/0095-8956(82)90046-6_BIB5","author":"Harary","year":"1969"},{"key":"10.1016\/0095-8956(82)90046-6_BIB6","author":"Harary","year":"1965"},{"key":"10.1016\/0095-8956(82)90046-6_BIB7","unstructured":"V. Neumann-Lara, On the generalized dichromatic number of a digraph, in preparation."}],"container-title":["Journal of Combinatorial Theory, Series B"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0095895682900466?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0095895682900466?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,2,3]],"date-time":"2019-02-03T22:20:21Z","timestamp":1549232421000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/0095895682900466"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1982,12]]},"references-count":7,"journal-issue":{"issue":"3","published-print":{"date-parts":[[1982,12]]}},"alternative-id":["0095895682900466"],"URL":"https:\/\/doi.org\/10.1016\/0095-8956(82)90046-6","relation":{},"ISSN":["0095-8956"],"issn-type":[{"value":"0095-8956","type":"print"}],"subject":[],"published":{"date-parts":[[1982,12]]}}}