The Cosmic Ray Energy Spectrum and Related Measurements with the Pierre Auger Observatory (2009)

(untitled) - Collaboration, TPA; Abraham, J; Abreu, P; Aglietta, M; Aguirre, C; Ahn, E; Allard, D; Allekotte, I; Allen, J; Alvarez-Muñiz, J; Ambrosio, M; Anchordoqui, L; et al.