1. P. M. Joseph, N. Hicks, L. Litt, F. M. Pipkin and J. J. Russell, Phys. Rev. Letters, to be published.
2. T. F. Kycia et al., private communication of an experiment done at Brookhaven National Laboratory, circa 1965, unpublished.
3. Photoproduction ofKMesons from Single Nucleons
4. The eightfold way;Gell-Mann,1964
5. The reaction at high energiesat high energies