{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2024,7,4]],"date-time":"2024-07-04T01:00:02Z","timestamp":1720054802383},"reference-count":3,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[1999,2,1]],"date-time":"1999-02-01T00:00:00Z","timestamp":917827200000},"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":5280,"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":[[1999,2]]},"DOI":"10.1016\/s0012-365x(99)90103-6","type":"journal-article","created":{"date-parts":[[2003,4,23]],"date-time":"2003-04-23T16:16:34Z","timestamp":1051114594000},"page":"483-489","source":"Crossref","is-referenced-by-count":0,"special_numbering":"C","title":["An improved lower bound on the covering number K2(9, 1)"],"prefix":"10.1016","volume":"197-198","author":[{"given":"E.","family":"Kolev","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"R.","family":"Hill","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"issue":"3","key":"10.1016\/S0012-365X(99)90103-6_BIB1","doi-asserted-by":"crossref","first-page":"173","DOI":"10.1007\/s002000050061","article-title":"Covering Radius 1985\u20131994","volume":"8","author":"Cohen","year":"1997","journal-title":"Appl. Algebra Eng. Commun. Comput."},{"key":"10.1016\/S0012-365X(99)90103-6_BIB2","first-page":"53","article-title":"Improved binary code coverings by simulated annealing","volume":"73","author":"Wille","year":"1990"},{"key":"10.1016\/S0012-365X(99)90103-6_BIB3","doi-asserted-by":"crossref","first-page":"300","DOI":"10.1109\/18.481808","article-title":"New binary covering codes obtained by simulated annealing","volume":"42","author":"Wille","year":"1996","journal-title":"IEEE Trans. Inform. Theory"}],"container-title":["Discrete Mathematics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0012365X99901036?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0012365X99901036?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,3,22]],"date-time":"2019-03-22T00:21:59Z","timestamp":1553214119000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0012365X99901036"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1999,2]]},"references-count":3,"alternative-id":["S0012365X99901036"],"URL":"https:\/\/doi.org\/10.1016\/s0012-365x(99)90103-6","relation":{},"ISSN":["0012-365X"],"issn-type":[{"value":"0012-365X","type":"print"}],"subject":[],"published":{"date-parts":[[1999,2]]}}}