Refereed Journal Articles:

1. “Anisotropy studies around the galactic centre at EeV energies with the Auger Observatory,” J. Abraham et al. [Pierre Auger Collaboration], to appear in Astroparticle Physics (2007). (astro-ph/0607382)
2. “An upper limit to the photon fraction in cosmic rays above 10¹⁹ eV from the Pierre Auger Observatory,” J. Abraham et al. [Pierre Auger Collaboration], Astroparticle Physics 27 (2007), 155. (astro-ph/0606619)
3. “Properties and performance of the prototype instrument for the Pierre Auger Observatory,” J. Abraham et al. [Pierre Auger Collaboration], Nuclear Instruments and Methods, A523 (2004), 50. PDF