Völk, Heinrich J. Prof. Heinrich J. Völk, Emeriti, MPI for Nuclear Physics, Max Planck Society;
Völk, H. J. (2004). Origin of the Galactic Cosmic Rays and Gamma-Ray Astronomy. Talk presented at 3rd International Workshop on Ultra High Energy Cosmic Rays. Leeds, U.K. 2004-07-22 - 2004-07-23.