{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,28]],"date-time":"2025-10-28T03:07:17Z","timestamp":1761620837005},"reference-count":10,"publisher":"Elsevier BV","issue":"1","license":[{"start":{"date-parts":[[1992,2,1]],"date-time":"1992-02-01T00:00:00Z","timestamp":696902400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Operations Research Letters"],"published-print":{"date-parts":[[1992,2]]},"DOI":"10.1016\/0167-6377(92)90056-9","type":"journal-article","created":{"date-parts":[[2003,6,30]],"date-time":"2003-06-30T18:40:45Z","timestamp":1056998445000},"page":"13-18","source":"Crossref","is-referenced-by-count":4,"title":["Lot-sizing polyhedra with a cardinality constraint"],"prefix":"10.1016","volume":"11","author":[{"given":"El Houssaine","family":"Aghezzaf","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Laurence A","family":"Wolsey","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1016\/0167-6377(92)90056-9_BIB1","doi-asserted-by":"crossref","first-page":"32","DOI":"10.1007\/BFb0121006","article-title":"Uncapacitated lot-sizing: The convex hull solutions","volume":"22","author":"Barany","year":"1984","journal-title":"Math. Programming Stud."},{"key":"10.1016\/0167-6377(92)90056-9_BIB2","doi-asserted-by":"crossref","first-page":"832","DOI":"10.1287\/opre.35.6.832","article-title":"Solving multi-item capacitated lot-sizing problems using variable definition","volume":"35","author":"Eppen","year":"1987","journal-title":"Oper. Res."},{"key":"10.1016\/0167-6377(92)90056-9_BIB3","doi-asserted-by":"crossref","first-page":"45","DOI":"10.1007\/BF01589096","article-title":"Forest cover and polyhedral intersection theorems","volume":"45","author":"Gamble","year":"1989","journal-title":"Math. Programming"},{"key":"10.1016\/0167-6377(92)90056-9_BIB4","doi-asserted-by":"crossref","first-page":"82","DOI":"10.1007\/BFb0120690","article-title":"Lagrangean relaxation for integer programming","volume":"2","author":"Geoffrion","year":"1974","journal-title":"Math. Programming Stud."},{"key":"10.1016\/0167-6377(92)90056-9_BIB5","doi-asserted-by":"crossref","unstructured":"S. van Hoesel, Private communication (1990).","DOI":"10.1007\/BF02718245"},{"key":"10.1016\/0167-6377(92)90056-9_BIB6","series-title":"Combinatorial Optimization: Networks and Matroids","author":"Lawler","year":"1976"},{"key":"10.1016\/0167-6377(92)90056-9_BIB7","series-title":"Integer and Combinatorial Optimization","author":"Nemhauser","year":"1988"},{"key":"10.1016\/0167-6377(92)90056-9_BIB8","doi-asserted-by":"crossref","first-page":"89","DOI":"10.1287\/mnsc.5.1.89","article-title":"Dynamic version of the economic lot-size model","volume":"5","author":"Wagner","year":"1958","journal-title":"Management Sci."},{"key":"10.1016\/0167-6377(92)90056-9_BIB9","article-title":"Properties of the tree K-median linear programming relaxation","author":"Ward","year":"1987"},{"key":"10.1016\/0167-6377(92)90056-9_BIB10","doi-asserted-by":"crossref","first-page":"20","DOI":"10.1007\/BF01580426","article-title":"An efficient algorithm for minimum k-covers in weighted graphs","volume":"8","author":"White","year":"1975","journal-title":"Math. Programming"}],"container-title":["Operations Research Letters"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0167637792900569?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0167637792900569?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,3,18]],"date-time":"2019-03-18T09:27:52Z","timestamp":1552901272000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/0167637792900569"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1992,2]]},"references-count":10,"journal-issue":{"issue":"1","published-print":{"date-parts":[[1992,2]]}},"alternative-id":["0167637792900569"],"URL":"https:\/\/doi.org\/10.1016\/0167-6377(92)90056-9","relation":{},"ISSN":["0167-6377"],"issn-type":[{"value":"0167-6377","type":"print"}],"subject":[],"published":{"date-parts":[[1992,2]]}}}