Arriaga, J.Halevi, P.Krokhin, A. A.2004-12-272004-12-2720012001http://hdl.handle.net/2003/1937710.17877/DE290R-2115enThe American Physical SocietyPhysical Review Letters530Comment on "Photonic Band Gaps: Noncommuting Limits and the `Acoustic Band' "10.1103/PhysRevLett.86.3211article (journal)