• [1]

    BES合作组,高能物理与核物理,16(1992)865.[2]Measurement of the Mass of #964; lepton,BES collab,Phys.Rev.Lett.,69(1992)3021.[3]Review of Particle Properties,PDG.Phys.Rev.,D45(1993).[4]Experimental Results on #964; physics,J.J.Gomez Cadenas,CERN-PPE/94-B,1994.