{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,6]],"date-time":"2026-03-06T17:07:12Z","timestamp":1772816832954,"version":"3.50.1"},"reference-count":21,"publisher":"American Institute of Mathematical Sciences (AIMS)","issue":"1","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["DCDS"],"published-print":{"date-parts":[[2019]]},"DOI":"10.3934\/dcds.2019024","type":"journal-article","created":{"date-parts":[[2018,10,31]],"date-time":"2018-10-31T22:02:46Z","timestamp":1541023366000},"page":"585-606","source":"Crossref","is-referenced-by-count":4,"title":["Lower bound on the number of periodic solutions for asymptotically linear planar Hamiltonian systems"],"prefix":"10.3934","volume":"39","author":[{"given":"Paolo","family":"Gidoni","sequence":"first","affiliation":[]},{"given":"Alessandro","family":"Margheri","sequence":"additional","affiliation":[{"name":"Departamento de Matem\u00e1tica and Centro de Matem\u00e1tica, Aplica\u00e7\u00f5es Fundamentais, e Investiga\u00e7\u00e3o Operacional (CMAF \u2013 CIO), Faculdade de Ci\u00eancias da Universidade de Lisboa, Campo Grande, Edificio C6, 1749\u2013016 Lisboa, Portugal"}]}],"member":"2321","reference":[{"key":"key-10.3934\/dcds.2019024-1","doi-asserted-by":"crossref","unstructured":"<p>A. Abbondandolo,  <i>Morse Theory for Hamiltonian Systems<\/i>, Chapman &amp; Hall\/CRC research notes in mathematical series 425, 2001.<\/p>","DOI":"10.1201\/9781482285741"},{"key":"key-10.3934\/dcds.2019024-2"},{"key":"key-10.3934\/dcds.2019024-3","doi-asserted-by":"publisher","DOI":"10.1016\/j.na.2011.03.051"},{"key":"key-10.3934\/dcds.2019024-4","doi-asserted-by":"publisher","DOI":"10.1016\/j.jde.2004.03.022"},{"key":"key-10.3934\/dcds.2019024-5","doi-asserted-by":"publisher","DOI":"10.1002\/cpa.3160370204"},{"key":"key-10.3934\/dcds.2019024-6"},{"key":"key-10.3934\/dcds.2019024-7","doi-asserted-by":"publisher","DOI":"10.1007\/s00009-007-0108-z"},{"key":"key-10.3934\/dcds.2019024-8","doi-asserted-by":"publisher","DOI":"10.1016\/j.jde.2004.10.030"},{"key":"key-10.3934\/dcds.2019024-9","doi-asserted-by":"publisher","DOI":"10.1016\/j.jde.2016.10.002"},{"key":"key-10.3934\/dcds.2019024-10","doi-asserted-by":"publisher","DOI":"10.1016\/0022-0396(92)90097-7"},{"key":"key-10.3934\/dcds.2019024-11","unstructured":"<p>A. Fonda and J. Mawhin, An iterative method for the solvability of semilinear equationsin Hilbert spaces and applications, in: <i>Partial Differential Equations and Other Topics<\/i> (J.Wiener and J. K. Hale eds.), Longman, London, (1992), 126\u2013132.<\/p>"},{"key":"key-10.3934\/dcds.2019024-12"},{"key":"key-10.3934\/dcds.2019024-13","doi-asserted-by":"publisher","DOI":"10.1016\/j.anihpc.2016.04.002"},{"key":"key-10.3934\/dcds.2019024-14","unstructured":"<p>M. Garrione, A. Margheri and C. Rebelo, Nonautonomous nonlinear ODEs: Nonresonance conditions and rotation numbers, preprint.<\/p>"},{"key":"key-10.3934\/dcds.2019024-15","doi-asserted-by":"publisher","DOI":"10.1090\/trans2\/008\/06"},{"key":"key-10.3934\/dcds.2019024-16","doi-asserted-by":"publisher","DOI":"10.1017\/S0308210500004364"},{"key":"key-10.3934\/dcds.2019024-17","doi-asserted-by":"publisher","DOI":"10.12775\/TMNA.1997.021"},{"key":"key-10.3934\/dcds.2019024-18","doi-asserted-by":"publisher","DOI":"10.1016\/j.jmaa.2013.12.005"},{"key":"key-10.3934\/dcds.2019024-19","doi-asserted-by":"publisher","DOI":"10.1006\/jdeq.2001.4122"},{"key":"key-10.3934\/dcds.2019024-20","doi-asserted-by":"publisher","DOI":"10.1016\/S0362-546X(96)00065-X"},{"key":"key-10.3934\/dcds.2019024-21","doi-asserted-by":"publisher","DOI":"10.1007\/BF01418948"}],"container-title":["Discrete and Continuous Dynamical Systems"],"original-title":[],"deposited":{"date-parts":[[2026,3,6]],"date-time":"2026-03-06T11:00:06Z","timestamp":1772794806000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.aimsciences.org\/\/article\/doi\/10.3934\/dcds.2019024"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019]]},"references-count":21,"journal-issue":{"issue":"1","published-print":{"date-parts":[[2019]]}},"URL":"https:\/\/doi.org\/10.3934\/dcds.2019024","relation":{},"ISSN":["1078-0947","1553-5231"],"issn-type":[{"value":"1078-0947","type":"print"},{"value":"1553-5231","type":"electronic"}],"subject":[],"published":{"date-parts":[[2019]]}}}