{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,29]],"date-time":"2026-07-29T03:55:21Z","timestamp":1785297321298,"version":"3.55.0"},"reference-count":15,"publisher":"Informa UK Limited","issue":"6","license":[{"start":{"date-parts":[[2008,6,1]],"date-time":"2008-06-01T00:00:00Z","timestamp":1212278400000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Journal of the Operational Research Society"],"published-print":{"date-parts":[[2008,6]]},"DOI":"10.1057\/palgrave.jors.2602392","type":"journal-article","created":{"date-parts":[[2007,3,28]],"date-time":"2007-03-28T07:23:26Z","timestamp":1175066606000},"page":"788-797","source":"Crossref","is-referenced-by-count":99,"title":["The directional distance function and measurement of super-efficiency: an application to airlines data"],"prefix":"10.1080","volume":"59","author":[{"given":"S C","family":"Ray","sequence":"first","affiliation":[{"name":"University of Connecticut Storrs CT USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"301","published-online":{"date-parts":[[2017,12,21]]},"reference":[{"key":"CIT0001","doi-asserted-by":"publisher","DOI":"10.1287\/mnsc.39.10.1261"},{"key":"CIT0002","doi-asserted-by":"publisher","DOI":"10.1006\/jeth.1996.0096"},{"key":"CIT0003","doi-asserted-by":"publisher","DOI":"10.1007\/BF00159732"},{"key":"CIT0004","doi-asserted-by":"publisher","DOI":"10.2307\/1061144"},{"key":"CIT0005","doi-asserted-by":"publisher","DOI":"10.1016\/j.omega.2003.11.001"},{"key":"CIT0006","doi-asserted-by":"publisher","DOI":"10.1016\/j.ejor.2003.08.060"},{"key":"CIT0007","doi-asserted-by":"publisher","DOI":"10.1016\/S0925-5273(02)00236-0"},{"key":"CIT0008","doi-asserted-by":"publisher","DOI":"10.1057\/palgrave.jors.2600434"},{"key":"CIT0009","doi-asserted-by":"publisher","DOI":"10.1287\/mnsc.48.5.705.7805"},{"key":"CIT0010","doi-asserted-by":"publisher","DOI":"10.1057\/palgrave.jors.2601483"},{"key":"CIT0011","doi-asserted-by":"publisher","DOI":"10.1016\/0304-4068(92)90035-6"},{"key":"CIT0012","doi-asserted-by":"publisher","DOI":"10.1080\/03155986.1999.11732379"},{"key":"CIT0013","volume-title":"Theory of Cost and Production Functions","author":"Shephard RW","year":"1970"},{"key":"CIT0014","doi-asserted-by":"publisher","DOI":"10.1007\/BF02187297"},{"key":"CIT0015","doi-asserted-by":"publisher","DOI":"10.1016\/0377-2217(95)00054-2"}],"container-title":["Journal of the Operational Research Society"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1057\/palgrave.jors.2602392.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/article\/10.1057\/palgrave.jors.2602392\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/www.tandfonline.com\/doi\/pdf\/10.1057\/palgrave.jors.2602392","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1057\/palgrave.jors.2602392.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2018,2,16]],"date-time":"2018-02-16T10:48:30Z","timestamp":1518778110000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.tandfonline.com\/doi\/full\/10.1057\/palgrave.jors.2602392"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2008,6]]},"references-count":15,"journal-issue":{"issue":"6","published-online":{"date-parts":[[2017,12,21]]},"published-print":{"date-parts":[[2008,6]]}},"alternative-id":["10.1057\/palgrave.jors.2602392"],"URL":"https:\/\/doi.org\/10.1057\/palgrave.jors.2602392","relation":{},"ISSN":["0160-5682","1476-9360"],"issn-type":[{"value":"0160-5682","type":"print"},{"value":"1476-9360","type":"electronic"}],"subject":[],"published":{"date-parts":[[2008,6]]}}}