TY - JOUR AU - Arganda, E. AU - Arqueros Martínez, Fernando AU - Blanco Ramos, Francisco AU - García Pinto, Diego AU - Ortiz Ramis, Montserrat AU - Rosado Vélez, Jaime AU - Vázquez Peñas, José Ramón PY - 2011 DO - 10.1088/1475-7516/2011/06/022 SN - 1475-7516 UR - https://hdl.handle.net/20.500.14352/45091 T2 - Journal of cosmology and astroparticle physics AB - The Pierre Auger Collaboration has reported. evidence for anisotropy in the distribution of arrival directions of the cosmic rays with energies E > E-th = 5.5 x 10(19) eV. These show a correlation with the distribution of nearby extragalactic objects,... LA - eng PB - Iop Publishing KW - Active galactic nuclei KW - Spectrum KW - Detector. TI - Anisotropy and chemical composition of ultra-high energy cosmic rays using arrival directions measured by the Pierre Auger Observatory TY - journal article ER -