Anglin, J. R.Ruostekoski, J.2004-12-272004-12-2720012001http://hdl.handle.net/2003/1957710.17877/DE290R-2274enThe American Physical SocietyPhysical Review Letters530Creating Vortex Rings and Three-Dimensional Skyrmions in Bose-Einstein Condensates10.1103/PhysRevLett.86.3934article (journal)