We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleApproximate treatment of higher excitations in coupled-cluster theory.AuthorsKállay, Mihály; Gauss, JürgenPublicationJournal of Chemical Physics, 2005, Vol 123, Issue 21, p214105ISSN0021-9606Publication typearticleDOI10.1063/1.2121589