1. M.L. Good, Phys. Rev. 106, 591 (1957)
2. M.L. Good, Phys. Rev. 110, 550 (1958)
3. L. Wolfenstein, Phys. Rev. D 17, 2369 (1978)
4. E.D. Commins, P.H. Bucksbaum, Weak Interactions of Leptons and Quarks (Cambridge University Press, Cambridge, 1983)
5. F. Boehm, P. Vogel, Physics of Massive Neutrinos (Cambridge University Press, Cambridge, 1987)