{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2022,4,4]],"date-time":"2022-04-04T12:54:00Z","timestamp":1649076840964},"reference-count":1,"publisher":"Elsevier BV","issue":"1","license":[{"start":{"date-parts":[[1990,1,1]],"date-time":"1990-01-01T00:00:00Z","timestamp":631152000000},"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":8598,"URL":"https:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Journal of Combinatorial Theory, Series A"],"published-print":{"date-parts":[[1990,1]]},"DOI":"10.1016\/0097-3165(90)90027-t","type":"journal-article","created":{"date-parts":[[2005,2,10]],"date-time":"2005-02-10T04:49:18Z","timestamp":1108010958000},"page":"161-164","source":"Crossref","is-referenced-by-count":0,"title":["Using partitions to characterize the minimum cardinality of an unbounded family in \u03c9\u03c9"],"prefix":"10.1016","volume":"53","author":[{"given":"L.Brian","family":"Lawrence","sequence":"first","affiliation":[]}],"member":"78","reference":[{"key":"10.1016\/0097-3165(90)90027-T_BIB1","first-page":"155","article-title":"On the existence of certain cofinal subsets of \u03c9\u03c9","volume":"Vol. 10","author":"Hechler","year":"1974"}],"container-title":["Journal of Combinatorial Theory, Series A"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:009731659090027T?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:009731659090027T?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,1,29]],"date-time":"2019-01-29T08:25:16Z","timestamp":1548750316000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/009731659090027T"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1990,1]]},"references-count":1,"journal-issue":{"issue":"1","published-print":{"date-parts":[[1990,1]]}},"alternative-id":["009731659090027T"],"URL":"https:\/\/doi.org\/10.1016\/0097-3165(90)90027-t","relation":{},"ISSN":["0097-3165"],"issn-type":[{"value":"0097-3165","type":"print"}],"subject":[],"published":{"date-parts":[[1990,1]]}}}