TY - JOUR AU - Aab, A. AU - Bueno Villar, Antonio AU - Gascón Bravo, Alberto AU - Lozano Bahílo, Julio AU - Molina-Bueno, Laura AU - Navas Concha, Sergio AU - Sánchez Lucas, Patricia AU - Zamorano García, Bruno AU - Pierre Auger Collaboration PY - 2014 UR - http://hdl.handle.net/10481/62967 AB - We report a study of the distributions of the depth of maximum, Xmax, of extensive air-shower profiles with energies above 1017.8  eV as observed with the fluorescence telescopes of the Pierre Auger Observatory. The analysis method for selecting a... LA - eng PB - American Physical Society TI - Depth of maximum of air-shower profiles at the Pierre Auger Observatory. I. Measurements at energies above 10(17.8) eV DO - 10.1103/PhysRevD.90.122005 ER -