{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,6]],"date-time":"2026-04-06T22:32:10Z","timestamp":1775514730671,"version":"3.50.1"},"reference-count":2,"publisher":"Cambridge University Press (CUP)","issue":"1","license":[{"start":{"date-parts":[[2014,3,12]],"date-time":"2014-03-12T00:00:00Z","timestamp":1394582400000},"content-version":"unspecified","delay-in-days":10968,"URL":"https:\/\/www.cambridge.org\/core\/terms"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J. symb. log."],"published-print":{"date-parts":[[1984,3]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:p>It is shown that if ZF is consistent, then so is ZFC + GCH + \u201cThere is a graph with cardinality \u2135<jats:sub>2<\/jats:sub> and chromatic number \u2135<jats:sub>2<\/jats:sub> such that every subgraph of cardinality \u2264 \u2135<jats:sub>1<\/jats:sub>, has chromatic number \u2264 \u2135<jats:sub>0<\/jats:sub>\u201d. This partially answers a question of Erd\u00f6s and Hajnal.<\/jats:p>","DOI":"10.2307\/2274106","type":"journal-article","created":{"date-parts":[[2006,5,6]],"date-time":"2006-05-06T18:07:02Z","timestamp":1146938822000},"page":"234-240","source":"Crossref","is-referenced-by-count":11,"title":["Generic graph construction"],"prefix":"10.1017","volume":"49","author":[{"given":"James E.","family":"Baumgartner","sequence":"first","affiliation":[]}],"member":"56","published-online":{"date-parts":[[2014,3,12]]},"reference":[{"key":"S0022481200034095_ref002","volume-title":"Combinatorial set theory","author":"Williams","year":"1977"},{"key":"S0022481200034095_ref001","first-page":"403","volume-title":"Infinite and finite sets","volume":"I","author":"Erd\u00f6s","year":"1975"}],"container-title":["Journal of Symbolic Logic"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.cambridge.org\/core\/services\/aop-cambridge-core\/content\/view\/S0022481200034095","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2019,5,23]],"date-time":"2019-05-23T17:26:45Z","timestamp":1558632405000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.cambridge.org\/core\/product\/identifier\/S0022481200034095\/type\/journal_article"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1984,3]]},"references-count":2,"journal-issue":{"issue":"1","published-print":{"date-parts":[[1984,3]]}},"alternative-id":["S0022481200034095"],"URL":"https:\/\/doi.org\/10.2307\/2274106","relation":{},"ISSN":["0022-4812","1943-5886"],"issn-type":[{"value":"0022-4812","type":"print"},{"value":"1943-5886","type":"electronic"}],"subject":[],"published":{"date-parts":[[1984,3]]}}}