Partial Symmetry
Publisher
Springer Netherlands
Reference5 articles.
1. Julian Schwinger, to be published.
2. Murray Gell-Mann, Physics 1, 63 (1964).
3. J. Schwinger, Phys. Rev. 130, 406 (1963). There is a fuller discussion in my contribution to Theoretical Physics (International Atomic Energy Agency, Vienna, 1963). Cf. Secs. 6 and 8.
4. It seems that this point has had to be rediscovered: M. Veltman, Phys. Rev. Letters 17, 553 (1966);
5. M. Nauenberg, Phys. Rev. 154, 1455 (1967).