{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,1]],"date-time":"2026-05-01T09:32:41Z","timestamp":1777627961445,"version":"3.51.4"},"reference-count":10,"publisher":"Elsevier BV","issue":"3","license":[{"start":{"date-parts":[[1990,6,1]],"date-time":"1990-06-01T00:00:00Z","timestamp":644198400000},"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":8447,"URL":"https:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Discrete Mathematics"],"published-print":{"date-parts":[[1990,6]]},"DOI":"10.1016\/0012-365x(90)90201-r","type":"journal-article","created":{"date-parts":[[2002,7,26]],"date-time":"2002-07-26T03:43:43Z","timestamp":1027655023000},"page":"233-250","source":"Crossref","is-referenced-by-count":18,"title":["Drawing orders with few slopes"],"prefix":"10.1016","volume":"82","author":[{"given":"Jurek","family":"Czyzowicz","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Andrzej","family":"Pelc","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ivan","family":"Rival","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1016\/0012-365X(90)90201-R_BIB1","doi-asserted-by":"crossref","first-page":"217","DOI":"10.1007\/BF02276109","article-title":"On a class of finite lattices","volume":"4","author":"Ajtai","year":"1973","journal-title":"Period Math. Hungar"},{"key":"10.1016\/0012-365X(90)90201-R_BIB2","doi-asserted-by":"crossref","first-page":"11","DOI":"10.1002\/net.3230020103","article-title":"Partial orders of dimension 2","volume":"2","author":"Baker","year":"1971","journal-title":"Networks"},{"key":"10.1016\/0012-365X(90)90201-R_BIB3","doi-asserted-by":"crossref","unstructured":"D. Duffus, Private communication (1984)","DOI":"10.1007\/BF00396275"},{"key":"10.1016\/0012-365X(90)90201-R_BIB4","first-page":"271","article-title":"Crowns in dismantlable partially ordered sets","volume":"18","author":"Duffus","year":"1978","journal-title":"Colloq. Math. Soc. Janos Bolyai"},{"key":"10.1016\/0012-365X(90)90201-R_BIB5","doi-asserted-by":"crossref","first-page":"1257","DOI":"10.4153\/CJM-1974-120-2","article-title":"Crowns, fences, and dismantlable lattices","volume":"26","author":"Kelly","year":"1974","journal-title":"Canad. J. Math."},{"key":"10.1016\/0012-365X(90)90201-R_BIB6","doi-asserted-by":"crossref","first-page":"636","DOI":"10.4153\/CJM-1975-074-0","article-title":"Planar lattices","volume":"27","author":"Kelly","year":"1975","journal-title":"Canad. J. Math."},{"key":"10.1016\/0012-365X(90)90201-R_BIB7","series-title":"Ordered Sets","first-page":"171","article-title":"Dimension theory for ordered sets","author":"Kelly","year":"1982"},{"key":"10.1016\/0012-365X(90)90201-R_BIB8","doi-asserted-by":"crossref","first-page":"91","DOI":"10.4153\/CMB-1974-016-3","article-title":"Lattices with doubly irreducible elements","volume":"17","author":"Rival","year":"1974","journal-title":"Canad. Math. Bull."},{"key":"10.1016\/0012-365X(90)90201-R_BIB9","first-page":"531","article-title":"Problem 2.7 in Graphs and Order","author":"Sands","year":"1985"},{"key":"10.1016\/0012-365X(90)90201-R_BIB10","doi-asserted-by":"crossref","first-page":"351","DOI":"10.1137\/0603036","article-title":"The complexity of the partial order dimension problem","volume":"3","author":"Yannakakis","year":"1981","journal-title":"SIAM J. Alg. Disc. Math."}],"container-title":["Discrete Mathematics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0012365X9090201R?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0012365X9090201R?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,4,13]],"date-time":"2019-04-13T05:54:09Z","timestamp":1555134849000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/0012365X9090201R"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1990,6]]},"references-count":10,"journal-issue":{"issue":"3","published-print":{"date-parts":[[1990,6]]}},"alternative-id":["0012365X9090201R"],"URL":"https:\/\/doi.org\/10.1016\/0012-365x(90)90201-r","relation":{},"ISSN":["0012-365X"],"issn-type":[{"value":"0012-365X","type":"print"}],"subject":[],"published":{"date-parts":[[1990,6]]}}}