{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,19]],"date-time":"2026-06-19T18:19:13Z","timestamp":1781893153006,"version":"3.54.5"},"reference-count":0,"publisher":"Springer Science and Business Media LLC","issue":"4","license":[{"start":{"date-parts":[[2007,6,1]],"date-time":"2007-06-01T00:00:00Z","timestamp":1180656000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Theory Comput Syst"],"published-print":{"date-parts":[[2007,6]]},"DOI":"10.1007\/s00224-006-1317-8","type":"journal-article","created":{"date-parts":[[2007,7,17]],"date-time":"2007-07-17T12:50:33Z","timestamp":1184676633000},"page":"437-466","source":"Crossref","is-referenced-by-count":11,"title":["The Variable Hierarchy of the \u03bc-Calculus Is Strict"],"prefix":"10.1007","volume":"40","author":[{"given":"Dietmar","family":"Berwanger","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Erich","family":"Gradel","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Giacomo","family":"Lenzi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","container-title":["Theory of Computing Systems"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/s00224-006-1317-8.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/article\/10.1007\/s00224-006-1317-8\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/s00224-006-1317-8","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2019,5,24]],"date-time":"2019-05-24T07:51:33Z","timestamp":1558684293000},"score":1,"resource":{"primary":{"URL":"http:\/\/link.springer.com\/10.1007\/s00224-006-1317-8"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2007,6]]},"references-count":0,"journal-issue":{"issue":"4","published-print":{"date-parts":[[2007,6]]}},"alternative-id":["1317"],"URL":"https:\/\/doi.org\/10.1007\/s00224-006-1317-8","relation":{},"ISSN":["1432-4350","1433-0490"],"issn-type":[{"value":"1432-4350","type":"print"},{"value":"1433-0490","type":"electronic"}],"subject":[],"published":{"date-parts":[[2007,6]]}}}