Jankó, B.Nori, FrancoOlson, C. J.Reichhardt, C.2004-12-032004-12-0320012001http://hdl.handle.net/2003/140310.17877/DE290R-11217enThe American Physical SocietyPhysical Review Letters530Collective Interaction-Driven Ratchet for Transporting Flux Quanta10.1103/PhysRevLett.87.177002article (journal)