1. Particle Data Group, Rev. Mod. Phys. 52 (1980) No. 2, Part II
2. Test of CPT with antiprotons
3. Compilation of coupling constants and low-energy parameters
4. K. Winter, Proc. Int. Symp. on Lepton and Photon Interactions at High Energies, Batavia, 1979, p. 258
5. Implications of the neutral current data for the standard model and for grand unification