EUSO-BALLOON a pathfinder for detecting UHECR's from the edge of space P. von Ballmoos, S. Dagoret, A. Santangelo, J.H. Adams, P. Barrillon, J. Bayer, M. Bertaina, F. Cafagna, M. Casolino, G. Distratis et al. (22 more) EPJ Web of Conferences, 53 (2013) 09003 Published online: 25 June 2013 DOI: 10.1051/epjconf/20135309003