1. J. H. Atkinson and B. H. WillisHigh Energy Particle Data, Vol. 2, University of California Radiation Laboratory report, UCRL-2426 (Rev.), 1957.
2. Tables of Energy Losses and Ranges of Heavy Charged Particles;Walter Barkas,1964
3. The Stopping of Fast Particles and the Creation of Positive Electrons;Bethe;Proc. Roy. Soc. (London),1934
4. Passage of Radiation Through Matter;Bethe,1953
5. Charged Particle Interactions;Bichsel,1968