{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,7]],"date-time":"2026-04-07T18:07:48Z","timestamp":1775585268729,"version":"3.50.1"},"reference-count":0,"publisher":"Springer Science and Business Media LLC","issue":"3","license":[{"start":{"date-parts":[[2004,7,1]],"date-time":"2004-07-01T00:00:00Z","timestamp":1088640000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["OR Spectrum"],"published-print":{"date-parts":[[2004,7,1]]},"DOI":"10.1007\/s00291-004-0164-8","type":"journal-article","created":{"date-parts":[[2004,6,9]],"date-time":"2004-06-09T13:46:43Z","timestamp":1086788803000},"page":"377-411","source":"Crossref","is-referenced-by-count":66,"title":["The impact of customers? patience on delay and abandonment: some empirically-driven experiments with the M\/M\/ n + G queue"],"prefix":"10.1007","volume":"26","author":[{"given":"Avi","family":"Mandelbaum","sequence":"first","affiliation":[]},{"given":"Sergey","family":"Zeltyn","sequence":"additional","affiliation":[]}],"member":"297","container-title":["OR Spectrum"],"original-title":[],"link":[{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/s00291-004-0164-8.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/article\/10.1007\/s00291-004-0164-8\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/s00291-004-0164-8","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2019,5,28]],"date-time":"2019-05-28T10:59:52Z","timestamp":1559041192000},"score":1,"resource":{"primary":{"URL":"http:\/\/link.springer.com\/10.1007\/s00291-004-0164-8"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2004,7,1]]},"references-count":0,"journal-issue":{"issue":"3","published-print":{"date-parts":[[2004,7,1]]}},"alternative-id":["160BJ1J4DVKAYVH9"],"URL":"https:\/\/doi.org\/10.1007\/s00291-004-0164-8","relation":{},"ISSN":["0171-6468","1436-6304"],"issn-type":[{"value":"0171-6468","type":"print"},{"value":"1436-6304","type":"electronic"}],"subject":[],"published":{"date-parts":[[2004,7,1]]}}}