Publications in collaboration with researchers from Columbia University (3)

2007

  1. An upper limit to the photon fraction in cosmic rays above 1019 eV from the Pierre Auger Observatory

    Astroparticle Physics, Vol. 27, Núm. 2-3, pp. 155-168

  2. Anisotropy studies around the galactic centre at EeV energies with the Auger Observatory

    Astroparticle Physics, Vol. 27, Núm. 4, pp. 244-253

  3. Correlation of the highest-energy cosmic rays with nearby extragalactic objects

    Science, Vol. 318, Núm. 5852, pp. 938-943