Miyahara, S.Totsuka, K.Ueda, K.2004-12-102004-12-1020012001http://hdl.handle.net/2003/1814310.17877/DE290R-12088enThe American Physical SocietyPhysical Review Letters530Low-Lying Magnetic Excitation of the Shastry-Sutherland Model10.1103/PhysRevLett.86.520article (journal)