{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,23]],"date-time":"2026-08-23T14:23:47Z","timestamp":1787495027833,"version":"build-2736575974"},"reference-count":11,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","issue":"5","license":[{"start":{"date-parts":[[2012,5,1]],"date-time":"2012-05-01T00:00:00Z","timestamp":1335830400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"}],"content-domain":{"domain":["ieeexplore.ieee.org\n                      ieee.org"],"crossmark-restriction":true},"short-container-title":["IEEE Trans. Automat. Contr."],"published-print":{"date-parts":[[2012,5]]},"DOI":"10.1109\/tac.2011.2173411","type":"journal-article","created":{"date-parts":[[2011,10,27]],"date-time":"2011-10-27T16:14:11Z","timestamp":1319732051000},"page":"1314-1319","update-policy":"https:\/\/doi.org\/10.1109\/crossmark_policy","source":"Crossref","is-referenced-by-count":23,"title":["On the Nearest Quadratically Invariant Information Constraint"],"prefix":"10.1109","volume":"57","author":[{"given":"M. C.","family":"Rotkowitz","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"N. C.","family":"Martins","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"263","reference":[{"key":"ref4","doi-asserted-by":"publisher","DOI":"10.1109\/TAC.2005.860365"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1137\/0306011"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.1109\/CDC.2009.5400367"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1109\/ACC.2001.946401"},{"key":"ref11","doi-asserted-by":"publisher","DOI":"10.1109\/ACC.2006.1657379"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1109\/TAC.2006.880781"},{"key":"ref8","doi-asserted-by":"publisher","DOI":"10.1109\/TAC.2004.835357"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.1109\/87.865854"},{"key":"ref2","doi-asserted-by":"publisher","DOI":"10.1109\/TAC.1978.1101704"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1109\/CDC.2005.1583236"},{"key":"ref1","doi-asserted-by":"publisher","DOI":"10.1109\/PROC.1971.8488"}],"container-title":["IEEE Transactions on Automatic Control"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx5\/9\/6187742\/06060868.pdf?arnumber=6060868","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,10,10]],"date-time":"2021-10-10T19:52:17Z","timestamp":1633895537000},"score":1,"resource":{"primary":{"URL":"http:\/\/ieeexplore.ieee.org\/document\/6060868\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2012,5]]},"references-count":11,"journal-issue":{"issue":"5","published-print":{"date-parts":[[2012,5]]}},"URL":"https:\/\/doi.org\/10.1109\/tac.2011.2173411","relation":{},"ISSN":["0018-9286","1558-2523"],"issn-type":[{"value":"0018-9286","type":"print"},{"value":"1558-2523","type":"electronic"}],"subject":[],"published":{"date-parts":[[2012,5]]}}}