1. Cosmic Rays and Particle Physics;Gaisser,1991
2. High-energy Cosmic Rays;Stanev,2010
3. The Nine Lives of Cosmic Rays in Galaxies
4. A.W. Strong, I.V. Moskalenko, Propagation of Cosmic-ray Nucleons in the Galaxy, Astroph. J. 509(1) (1998), 212. URL http://iopscience.iop.org/0004-637X/509/1/212.