{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,9,28]],"date-time":"2025-09-28T12:48:29Z","timestamp":1759063709862},"reference-count":4,"publisher":"Elsevier BV","issue":"2","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":["Discrete Mathematics"],"published-print":{"date-parts":[[1990,1]]},"DOI":"10.1016\/0012-365x(90)90033-e","type":"journal-article","created":{"date-parts":[[2002,7,25]],"date-time":"2002-07-25T23:43:43Z","timestamp":1027640623000},"page":"191-195","source":"Crossref","is-referenced-by-count":9,"title":["Two-colorings of a dense subgroup of Qn that forbid many distances"],"prefix":"10.1016","volume":"79","author":[{"suffix":"Jr.","given":"Peter D.","family":"Johnson","sequence":"first","affiliation":[]}],"member":"78","reference":[{"key":"10.1016\/0012-365X(90)90033-E_BIB1","series-title":"Graphs & Digraphs","author":"Behzad","year":"1979"},{"key":"10.1016\/0012-365X(90)90033-E_BIB2","unstructured":"M. Benda and M. Perles, Colorings of metric spaces, preprint."},{"key":"10.1016\/0012-365X(90)90033-E_BIB3","doi-asserted-by":"crossref","first-page":"219","DOI":"10.1016\/0012-365X(82)90122-4","article-title":"Coloring abelian groups","volume":"40","author":"Johnson","year":"1982","journal-title":"Discrete Math."},{"key":"10.1016\/0012-365X(90)90033-E_BIB4","unstructured":"D.S. Jungreis, M. Reid, and D. Witte, Distances forbidden by some two-coloring of Q2, to appear."}],"container-title":["Discrete Mathematics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0012365X9090033E?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0012365X9090033E?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,4,13]],"date-time":"2019-04-13T01:51:56Z","timestamp":1555120316000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/0012365X9090033E"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1990,1]]},"references-count":4,"journal-issue":{"issue":"2","published-print":{"date-parts":[[1990,1]]}},"alternative-id":["0012365X9090033E"],"URL":"https:\/\/doi.org\/10.1016\/0012-365x(90)90033-e","relation":{},"ISSN":["0012-365X"],"issn-type":[{"value":"0012-365X","type":"print"}],"subject":[],"published":{"date-parts":[[1990,1]]}}}