648 citations · 7.8k across the 137 of their papers we have counts for
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astro-ph2000★ 5 cited
Particle and Astrophysics Aspects of Ultrahigh Energy Cosmic Rays
Guenter Sigl
The origin of cosmic rays is one of the major unresolved astrophysical questions. In particular, the highest energy cosmic rays observed possess macroscopic energies and their orig…
astro-ph2000★ 41 cited
Testing the Correlation of Ultra-High Energy Cosmic Rays with High Redshift Sources
Guenter Sigl, Diego Torres, Luis Anchordoqui +1
We study the correlation between compact radio quasars or 3EG gamma-ray blazars and the arrival directions of cosmic rays above 10^19 eV using an updated list of air shower detecti…