-
[1]
J.Ashman et al.Nucl.Phys.,B328(1989)1.[2]H.J.Lipkin,Phys.Lett.,B256(1991)284.[3]K.H.Jaffe and H.J.Lipkin:Phys.Lett.,B266(1991)458.[4]C.S.Kalman and B.Tran,Nuovo Cimento,102A(1989)835.
J.Ashman et al.Nucl.Phys.,B328(1989)1.[2]H.J.Lipkin,Phys.Lett.,B256(1991)284.[3]K.H.Jaffe and H.J.Lipkin:Phys.Lett.,B266(1991)458.[4]C.S.Kalman and B.Tran,Nuovo Cimento,102A(1989)835.