Alexey Yushkov, Jose Bellido, John Belz, Vitor de Souza, William Hanlon, Daisuke Ikeda, Pierre Sokolsky, Yoshiki Tsunesada, Michael Unger, for the Pierre Auger and Telescope Array collaborations
J. Aublin, A. Coleiro, A. Kouchner, for the ANTARES Collaboration, I. Al Samarai, A. Barbano, T. Montaruli, L. Schumacher, C. Wiebusch, for the IceCube Collaborationet al. (8 more)
Miroslav Pech, Justin Albury, Jose A. Bellido, John Farmer, Toshihiro Fujii, Petr Hamal, Pavel Horvath, Miroslav Hrabovsky, Ladislav Chytka, Max Malacariet al. (9 more)
Toshihiro Fujii, Max Malacari, Justin Albury, Jose A. Bellido, Ladislav Chytka, John Farmer, Petr Hamal, Pavel Horvath, Miroslav Hrabovsky, Dusan Mandatet al. (9 more)
Mario Bertaina, Antonella Castellina, Roberto Cremonini, Francesco Fenu, Pavel Klimov, Anthony Salsi, Sergey Sharakin, Kenji Shinozaki and Mikhail Zotov