1. G. Charpak, L.M. Lederman, J.C. Sens, A. Zichichi: Nuovo Cimento 17, 288 (1960)
2. G. Charpak et al.: ‘(g - 2) and its consequences’. In: Proc. HEP Conference, Geneva, 4–11 July 1962 (CERN, Geneva 1962) p. 476; G. Charpak et al.: Nuovo Cimento 37, 1241 (1965)
3. S. Gorodetzky, T. Muller, M. Port, A. Zichichi: Phys. Lett. 2, 133 (1962);
4. F.J. Farley et al.: ‘A measurement of the µ+ lifetime’. In: Proc. HEP Conference, Geneva, 4–11 July
1962 ( CERN, Geneva 1962 ) p. 415
5. G. Brautti et al.: Nuovo Cimento 38, 1861 (1965); G. Brautti et al.: `A high-intensity enriched beam of kaons and antiprotons’. In: Proc. HEP Conference, Dubna, 5–15 August
1964, Vol. II ( Atomizdat, Moscow 1966 ) p. 556