123 citations · 236 across the 3 of their papers we have counts for
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astro-ph2008★ 123 cited
Search for Correlations between HiRes Stereo Events and Active Galactic Nuclei
R. U. Abbasi, T. Abu-Zayyad, M. Allen +61
We have searched for correlations between the pointing directions of ultrahigh energy cosmic rays observed by the High Resolution Fly's Eye experiment and Active Galactic Nuclei (A…
astro-ph2006★ 6 cited
Can Experiments Studying Ultrahigh Energy Cosmic Rays Measure the Evolution of the Sources?
D. R. Bergman, G. B. Thomson, T. Abu-Zayyad +6
Interactions between cosmic ray protons and the photons of the cosmic microwave background radiation, as well as the expansion of the universe, cause cosmic rays to lose energy in…