{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,9,25]],"date-time":"2025-09-25T18:13:38Z","timestamp":1758824018838},"reference-count":6,"publisher":"Elsevier BV","issue":"1-3","license":[{"start":{"date-parts":[[1972,1,1]],"date-time":"1972-01-01T00:00:00Z","timestamp":63072000000},"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":15173,"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":[[1972]]},"DOI":"10.1016\/0012-365x(72)90028-3","type":"journal-article","created":{"date-parts":[[2002,7,26]],"date-time":"2002-07-26T03:33:13Z","timestamp":1027654393000},"page":"125-132","source":"Crossref","is-referenced-by-count":28,"title":["Two theorems on perfect codes"],"prefix":"10.1016","volume":"3","author":[{"suffix":"Jr.","given":"H.W.","family":"Lenstra","sequence":"first","affiliation":[]}],"member":"78","reference":[{"key":"10.1016\/0012-365X(72)90028-3_BIB1","volume":"I","author":"Bourbaki","year":"1970"},{"key":"10.1016\/0012-365X(72)90028-3_BIB2","article-title":"Linear programming associated with coding theory","volume":"R 182","author":"Delsarte","year":"1971","journal-title":"MBLE res. Lab. Rept."},{"key":"10.1016\/0012-365X(72)90028-3_BIB3","series-title":"Algebra","author":"Lang","year":"1965"},{"key":"10.1016\/0012-365X(72)90028-3_BIB4","doi-asserted-by":"crossref","first-page":"149","DOI":"10.7146\/math.scand.a-10952","article-title":"On group and nongroup perfect codes in q symbols","volume":"25","author":"Lindstr\u00f6m","year":"1969","journal-title":"Math. Scand."},{"key":"10.1016\/0012-365X(72)90028-3_BIB5","unstructured":"A. Tiet\u00e4v\u00e4inen, On the non-existence of perfect codes over finite fields, SIAM J. Appl. Math., to appear."},{"key":"10.1016\/0012-365X(72)90028-3_BIB6","article-title":"Coding theory","volume":"201","author":"Lint","year":"1971"}],"container-title":["Discrete Mathematics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0012365X72900283?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0012365X72900283?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,4,13]],"date-time":"2019-04-13T10:50:11Z","timestamp":1555152611000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/0012365X72900283"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1972]]},"references-count":6,"journal-issue":{"issue":"1-3","published-print":{"date-parts":[[1972]]}},"alternative-id":["0012365X72900283"],"URL":"https:\/\/doi.org\/10.1016\/0012-365x(72)90028-3","relation":{},"ISSN":["0012-365X"],"issn-type":[{"value":"0012-365X","type":"print"}],"subject":[],"published":{"date-parts":[[1972]]}}}