Spencer, M. B.M. B.SpencerYEE HSIUNG2018-09-102018-09-101995-04http://inspirehep.net/record/393864http://scholars.lib.ntu.edu.tw/handle/123456789/315813A Measurement of the branching ratio and form-factor of K(L) ---> mu+ mu- gammajournal article10.1103/PhysRevLett.74.3323