{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,6]],"date-time":"2026-04-06T13:58:40Z","timestamp":1775483920144,"version":"3.50.1"},"reference-count":0,"publisher":"Elsevier BV","issue":"1","license":[{"start":{"date-parts":[[1993,1,1]],"date-time":"1993-01-01T00:00:00Z","timestamp":725846400000},"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":7502,"URL":"https:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["European Journal of Combinatorics"],"published-print":{"date-parts":[[1993,1]]},"DOI":"10.1006\/eujc.1993.1003","type":"journal-article","created":{"date-parts":[[2002,9,16]],"date-time":"2002-09-16T11:46:35Z","timestamp":1032176795000},"page":"17-22","source":"Crossref","is-referenced-by-count":20,"title":["Orbits of Antichains in Ranked Posets"],"prefix":"10.1006","volume":"14","author":[{"given":"D.G.","family":"Fon-Der-Flaass","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","container-title":["European Journal of Combinatorics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0195669883710036?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0195669883710036?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,5,8]],"date-time":"2019-05-08T12:57:40Z","timestamp":1557320260000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0195669883710036"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1993,1]]},"references-count":0,"journal-issue":{"issue":"1","published-print":{"date-parts":[[1993,1]]}},"alternative-id":["S0195669883710036"],"URL":"https:\/\/doi.org\/10.1006\/eujc.1993.1003","relation":{},"ISSN":["0195-6698"],"issn-type":[{"value":"0195-6698","type":"print"}],"subject":[],"published":{"date-parts":[[1993,1]]}}}