Carvalho, A. R. R.Davidovich, L.De Matos Filho, R. L.Milman, P.2004-12-142004-12-1420012001http://hdl.handle.net/2003/1890210.17877/DE290R-6678enThe American Physical SocietyPhysical Review Letters530Decoherence, Pointer Engineering, and Quantum State Protection10.1103/PhysRevLett.86.4988article (journal)