{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,8,7]],"date-time":"2025-08-07T08:51:56Z","timestamp":1754556716594},"reference-count":61,"publisher":"IOP Publishing","issue":"7","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Class. Quantum Grav."],"published-print":{"date-parts":[[1999,7,1]]},"DOI":"10.1088\/0264-9381\/16\/7\/326","type":"journal-article","created":{"date-parts":[[2002,8,25]],"date-time":"2002-08-25T10:02:21Z","timestamp":1030269741000},"page":"2545-2557","source":"Crossref","is-referenced-by-count":10,"title":["Modular quantum cosmology"],"prefix":"10.1088","volume":"16","author":[{"given":"Orfeu","family":"Bertolami","sequence":"first","affiliation":[]},{"given":"Ricardo","family":"Schiappa","sequence":"additional","affiliation":[]}],"member":"266","published-online":{"date-parts":[[1999,1,1]]},"reference":[{"key":"1","author":"Schwarz J H","year":"1991"},{"key":"2","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(86)90682-9"},{"key":"3","doi-asserted-by":"publisher","DOI":"10.1016\/0550-3213(87)90001-0"},{"key":"4","doi-asserted-by":"publisher","first-page":"1150","DOI":"10.1103\/PhysRevD.40.1150","volume":"40","author":"Alvarez E","year":"1989","journal-title":"Phys. Rev.","ISSN":"http:\/\/id.crossref.org\/issn\/0556-2821","issn-type":"print"},{"key":"5","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(91)90055-U"},{"key":"6","doi-asserted-by":"publisher","first-page":"1721","DOI":"10.1142\/S021773239100186X","volume":"6","author":"Tseytlin A A","year":"1991","journal-title":"Mod. Phys. Lett.","ISSN":"http:\/\/id.crossref.org\/issn\/0217-7323","issn-type":"print"},{"key":"7","doi-asserted-by":"publisher","DOI":"10.1016\/0550-3213(93)90041-M"},{"key":"8","doi-asserted-by":"publisher","DOI":"10.1016\/0927-6505(93)90017-8"},{"key":"9","doi-asserted-by":"publisher","DOI":"10.1016\/S0370-2693(97)00688-6"},{"key":"10","doi-asserted-by":"publisher","DOI":"10.1016\/S0927-6505(97)00052-2"},{"key":"11","doi-asserted-by":"publisher","DOI":"10.1103\/PhysRevB.56.4604"},{"key":"12","doi-asserted-by":"publisher","first-page":"2803","DOI":"10.1088\/0264-9381\/15\/9\/025","volume":"15","author":"Coule D","year":"1998","journal-title":"Class. Quantum Grav.","ISSN":"http:\/\/id.crossref.org\/issn\/0264-9381","issn-type":"print"},{"key":"13","volume":"59","author":"Kaloper N","year":"1999","journal-title":"Phys. Rev."},{"key":"14","author":"Soda J","year":"1998"},{"key":"15","doi-asserted-by":"publisher","DOI":"10.1016\/0550-3213(95)00398-C"},{"key":"16","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(95)01577-9"},{"key":"17","first-page":"2989","volume":"53","author":"Damour T","year":"1996","journal-title":"Phys. Rev."},{"key":"18","doi-asserted-by":"publisher","DOI":"10.1016\/0550-3213(96)00013-2"},{"key":"19","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(95)01169-2"},{"key":"20","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(96)00148-7"},{"key":"21","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(96)00767-8"},{"key":"22","doi-asserted-by":"publisher","DOI":"10.1016\/S0370-2693(98)00218-4"},{"key":"23","doi-asserted-by":"publisher","DOI":"10.1016\/0550-3213(92)90327-8"},{"key":"24","doi-asserted-by":"publisher","DOI":"10.1016\/S0920-5632(97)00357-5"},{"key":"25","doi-asserted-by":"publisher","first-page":"1919","DOI":"10.1088\/0264-9381\/12\/8\/009","volume":"12","author":"Bento M C","year":"1995","journal-title":"Class. Quantum Grav.","ISSN":"http:\/\/id.crossref.org\/issn\/0264-9381","issn-type":"print"},{"key":"26","doi-asserted-by":"publisher","DOI":"10.1103\/PhysRevD.28.2960"},{"key":"27","doi-asserted-by":"publisher","DOI":"10.1016\/0550-3213(96)00393-8"},{"key":"28","doi-asserted-by":"publisher","DOI":"10.1016\/0550-3213(96)00201-5"},{"key":"29","doi-asserted-by":"publisher","first-page":"597","DOI":"10.1142\/S0217732397000625","volume":"12","author":"Lukas A","year":"1997","journal-title":"Mod. Phys. Lett.","ISSN":"http:\/\/id.crossref.org\/issn\/0217-7323","issn-type":"print"},{"key":"30","doi-asserted-by":"publisher","DOI":"10.1016\/S0370-2693(97)00192-5"},{"key":"31","doi-asserted-by":"publisher","first-page":"019","DOI":"10.1088\/1126-6708\/1999\/01\/019","volume":"1999","author":"Banks T","year":"1999","journal-title":"J. High Energy Phys.","ISSN":"http:\/\/id.crossref.org\/issn\/1126-6708","issn-type":"print"},{"key":"32","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(90)90665-S"},{"key":"33","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(90)90523-9"},{"key":"34","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(94)90763-3"},{"key":"35","doi-asserted-by":"publisher","DOI":"10.1016\/0550-3213(84)90093-2"},{"key":"36","doi-asserted-by":"publisher","first-page":"1271","DOI":"10.1088\/0264-9381\/8\/7\/005","volume":"8","author":"Bertolami O","year":"1991","journal-title":"Class. Quantum Grav.","ISSN":"http:\/\/id.crossref.org\/issn\/0264-9381","issn-type":"print"},{"key":"37","doi-asserted-by":"publisher","DOI":"10.1016\/0550-3213(95)00049-X"},{"key":"38","doi-asserted-by":"publisher","first-page":"4321","DOI":"10.1142\/S0217751X96002017","volume":"11","author":"Moniz P V","year":"1996","journal-title":"Int. J. Mod. Phys.","ISSN":"http:\/\/id.crossref.org\/issn\/0217-751X","issn-type":"print"},{"key":"39","doi-asserted-by":"publisher","DOI":"10.1103\/PhysRevD.56.4530"},{"key":"40","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(96)00227-4"},{"key":"41","doi-asserted-by":"publisher","DOI":"10.1016\/0550-3213(95)00407-J"},{"key":"42","doi-asserted-by":"publisher","first-page":"4149","DOI":"10.1142\/S0217751X91002045","volume":"6","author":"Bertolami O","year":"1991","journal-title":"Int. J. Mod. Phys.","ISSN":"http:\/\/id.crossref.org\/issn\/0217-751X","issn-type":"print"},{"key":"43","doi-asserted-by":"publisher","first-page":"285","DOI":"10.1088\/0264-9381\/10\/2\/010","volume":"10","author":"Bento M C","year":"1993","journal-title":"Class. Quantum Grav.","ISSN":"http:\/\/id.crossref.org\/issn\/0264-9381","issn-type":"print"},{"key":"44","doi-asserted-by":"publisher","first-page":"208","DOI":"10.1016\/0370-2693(94)90719-6","volume":"372","author":"Linde A","year":"1994","journal-title":"Phys. Lett."},{"key":"45","doi-asserted-by":"publisher","DOI":"10.1103\/PhysRevLett.72.3137"},{"key":"46","doi-asserted-by":"publisher","DOI":"10.1103\/PhysRevD.52.3548"},{"key":"47","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(83)91091-2"},{"key":"48","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(86)90736-7"},{"key":"49","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(87)90431-X"},{"key":"50","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(88)90946-X"},{"key":"51","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(93)91538-X"},{"key":"52","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(94)00965-1"},{"key":"53","doi-asserted-by":"publisher","DOI":"10.1103\/PhysRevD.49.779"},{"key":"54","doi-asserted-by":"publisher","first-page":"1247","DOI":"10.1142\/S0217751X95000590","volume":"10","author":"Witten E","year":"1995","journal-title":"Int. J. Mod. Phys.","ISSN":"http:\/\/id.crossref.org\/issn\/0217-751X","issn-type":"print"},{"key":"55","author":"'t Hooft G","year":"1994"},{"key":"56","doi-asserted-by":"publisher","first-page":"185","DOI":"10.1016\/0370-2693(83)90556-7","volume":"133","author":"Baum E","year":"1984","journal-title":"Phys. Lett.","ISSN":"http:\/\/id.crossref.org\/issn\/0370-2693","issn-type":"print"},{"key":"57","doi-asserted-by":"publisher","DOI":"10.1016\/0370-2693(84)91370-4"},{"key":"58","doi-asserted-by":"publisher","DOI":"10.1016\/0550-3213(88)90110-1"},{"key":"59","doi-asserted-by":"publisher","DOI":"10.1016\/0550-3213(89)90290-3"},{"key":"60","author":"Wilczek F","year":"1983"},{"key":"61","doi-asserted-by":"publisher","DOI":"10.1103\/RevModPhys.61.1"}],"container-title":["Classical and Quantum Gravity"],"original-title":[],"deposited":{"date-parts":[[2020,3,6]],"date-time":"2020-03-06T16:30:51Z","timestamp":1583512251000},"score":1,"resource":{"primary":{"URL":"https:\/\/iopscience.iop.org\/article\/10.1088\/0264-9381\/16\/7\/326"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1999,1,1]]},"references-count":61,"journal-issue":{"issue":"7","published-print":{"date-parts":[[1999,7,14]]}},"alternative-id":["S0264-9381(99)01449-5"],"URL":"https:\/\/doi.org\/10.1088\/0264-9381\/16\/7\/326","relation":{},"ISSN":["0264-9381","1361-6382"],"issn-type":[{"value":"0264-9381","type":"print"},{"value":"1361-6382","type":"electronic"}],"subject":[],"published":{"date-parts":[[1999,1,1]]}}}