-
[1]
Kwang Sup Soh et al., Phys. Rev., D18(1978), 751.[2] M. Anselmino and E. Leader, Z. Phys., C18(1983), 307.[3] M. Fontamaz, A. Mantrch, B. Pire and D. Schiff, Phys. Lett., 89B (19801, 263.[4] D. I. Sivers, R. Blankenbecher and S. J. Brodsky, Phys. Reports, 23 (1976), 1.[5] B. L. Combridge, Nucl. Phys., B174 (1980), 243.[6] R. Baier, J. Engels and B. Petesson, Z. Physik, C2 (1979), 265; J. G. H. de Groot et al., Phys. Lett., 82B ( 1979), 456.[7] J. G. McEwen et al., Prenrint CERN/EP 82--151 (1982).[8] H. Abramowicz et al., Preprint CERN/EP 82-210 (1982).