{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,12]],"date-time":"2026-08-12T23:57:10Z","timestamp":1786579030005,"version":"build-2736575974"},"reference-count":1,"publisher":"Elsevier BV","issue":"1","license":[{"start":{"date-parts":[[1978,1,1]],"date-time":"1978-01-01T00:00:00Z","timestamp":252460800000},"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":12981,"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":[[1978]]},"DOI":"10.1016\/0012-365x(78)90174-7","type":"journal-article","created":{"date-parts":[[2004,1,6]],"date-time":"2004-01-06T10:48:13Z","timestamp":1073386093000},"page":"79-85","source":"Crossref","is-referenced-by-count":12,"title":["Covering the edge set of a directed graph with trees"],"prefix":"10.1016","volume":"24","author":[{"given":"K.","family":"Vidyasankar","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/0012-365X(78)90174-7_BIB1","series-title":"Combinatorial Algorithms","first-page":"91","article-title":"Edge-disjoint branchings","author":"Edmonds","year":"1973"}],"container-title":["Discrete Mathematics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0012365X78901747?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0012365X78901747?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,2,15]],"date-time":"2019-02-15T19:27:55Z","timestamp":1550258875000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/0012365X78901747"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1978]]},"references-count":1,"journal-issue":{"issue":"1","published-print":{"date-parts":[[1978]]}},"alternative-id":["0012365X78901747"],"URL":"https:\/\/doi.org\/10.1016\/0012-365x(78)90174-7","relation":{},"ISSN":["0012-365X"],"issn-type":[{"value":"0012-365X","type":"print"}],"subject":[],"published":{"date-parts":[[1978]]}}}