{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2022,3,31]],"date-time":"2022-03-31T11:27:18Z","timestamp":1648726038950},"reference-count":3,"publisher":"Elsevier BV","issue":"5","license":[{"start":{"date-parts":[[1987,12,1]],"date-time":"1987-12-01T00:00:00Z","timestamp":565315200000},"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":["Pattern Recognition Letters"],"published-print":{"date-parts":[[1987,12]]},"DOI":"10.1016\/0167-8655(87)90017-1","type":"journal-article","created":{"date-parts":[[2003,6,30]],"date-time":"2003-06-30T13:46:52Z","timestamp":1056980812000},"page":"341-342","source":"Crossref","is-referenced-by-count":2,"title":["Distribution of black nodes at various levels in a linear quadtree"],"prefix":"10.1016","volume":"6","author":[{"given":"A.","family":"Unnikrishnan","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Y.V.","family":"Venkatesh","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Priti","family":"Shankar","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"issue":"2","key":"10.1016\/0167-8655(87)90017-1_BIB1","doi-asserted-by":"crossref","first-page":"187","DOI":"10.1145\/356924.356930","article-title":"The quadtree and related hierarchical data structures","volume":"16","author":"Samet","year":"1984","journal-title":"ACM Computing Surveys"},{"issue":"12","key":"10.1016\/0167-8655(87)90017-1_BIB2","doi-asserted-by":"crossref","first-page":"905","DOI":"10.1145\/358728.358741","article-title":"An effective way to represent quadtrees","volume":"25","author":"Gargantini","year":"1982","journal-title":"Com. ACM"},{"issue":"6","key":"10.1016\/0167-8655(87)90017-1_BIB3","article-title":"Connected component labelling \u2014 A bottom-up approach","volume":"26","author":"Unnikrishnan","year":"1986","journal-title":"The Computer Journal"}],"container-title":["Pattern Recognition Letters"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0167865587900171?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0167865587900171?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,3,18]],"date-time":"2019-03-18T09:24:50Z","timestamp":1552901090000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/0167865587900171"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1987,12]]},"references-count":3,"journal-issue":{"issue":"5","published-print":{"date-parts":[[1987,12]]}},"alternative-id":["0167865587900171"],"URL":"https:\/\/doi.org\/10.1016\/0167-8655(87)90017-1","relation":{},"ISSN":["0167-8655"],"issn-type":[{"value":"0167-8655","type":"print"}],"subject":[],"published":{"date-parts":[[1987,12]]}}}