Banavar, Jayanth R.Cieplak, MarekKoplik, Joel2004-12-102004-12-1020012001http://hdl.handle.net/2003/1822110.17877/DE290R-12151enThe American Physical SocietyPhysical Review Letters530Christodoulides, Demetrios N.10.1103/PhysRevLett.86.803article (journal)