Gabrielse, G.Squires, T. M.Yesley, P.2004-12-142004-12-1420012001http://hdl.handle.net/2003/1886310.17877/DE290R-1643enThe American Physical SocietyPhysical Review Letters530Stability of a Charged Particle in a Combined Penning-Ioffe Trap10.1103/PhysRevLett.86.5266article (journal)