[1] Ist Nazl Fis Nucl, Sez Catania, Catania, Italy
[2] Univ Strasbourg, Univ Haute Alsace, GRPHE, Colmar, France
[3] IPHC, IN2P3, Strasbourg, France
[4] Univ Valencia, IFIC Inst Fis Corpuscular, CSIC, Valencia, Spain
[5] Aix Marseille Univ, CPPM, CNRS, IN2P3, Marseille, France
[6] Ist Nazl Fis Nucl, Sez Roma, Rome, Italy
[7] Univ Politecn Cataluna, Lab Aplicac Bioacust, Ctr Tecnol Vilanova i La Geltrd, Vilanova i La Geltru, Spain
[8] Inst Nucl & Particle Phys, NCSR Demokritos, Athens, Greece
[9] Ist Nazl Fis Nucl, Sez Genova, Genoa, Italy
[10] Univ Granada, Dept Comp Architecture & Technol, CITIC, Granada, Spain
[11] Friedrich Alexander Univ Erlangen Nurnberg, Erlangen Ctr Astroparticle Phys, Erlangen, Germany
[12] Univ Politecn Valencia, Inst Invest Gest Integrada Zonas Costeras, Gandia, Spain
[13] Univ Paris, Astroparticule & Cosmol, CNRS, Paris, France
[14] Complesso Univ Monte S Angelo, Sez Napoli, Ist Nazl Fis Nucl, Naples, Italy
[15] Univ Napoli Federico II, Complesso Univ Monte S Angelo, Dip Sci Fis E Pancini, Naples, Italy
[16] Natl Inst Subat Phys, Nikhef, Amsterdam, Netherlands
[17] Univ Mohammed V Rabat, Fac Sci, Rabat, Morocco
[18] Univ Groningen, KVI CART, Groningen, Netherlands
[19] Ist Nazl Fis Nucl, Lab Nazl Sud, Catania, Italy
[20] North West Univ, Ctr Space Res, Potchefstroom, South Africa
[21] Univ Mohammed 1, Fac Sci, BV Mohammed VI, Oujda, Morocco
[22] Univ Salerno, Fisciano, Italy
[23] Ist Nazl Fis Nucl, Dipartimento Matemat, Grp Collegato Salerno, Fisciano, Italy
[24] ISS, Magurele, Romania
[25] Univ Amsterdam, Inst Phys, IHEF, Amsterdam, Netherlands
[26] TNO, Tech Sci, Delft, Netherlands
[27] Univ Campania Luigi Vanvitelli, Dipartimento Matemat & Fis, Caserta, Italy
[28] Univ Roma La Sapienza, Dipartimento Fis, Rome, Italy
[29] Ist Nazl Fis Nucl, Sez Bologna, Bologna, Italy
[30] Univ Bologna, Dipartimento Ingn Energia Elettr & Informaz Gugli, Bologna, Italy
[31] GSSI, Gran Sasso Sci Inst, Laquila, Italy
[32] Cadi Ayyad Univ, Fac Sci Semlalia, Phys Dept, Marrakech, Morocco
[33] Univ Witwatersrand, Sch Phys, Johannesburg, South Africa
[34] Univ Catania, Dipartimento Fis & Astron Ettore Majorana, Catania, Italy
[35] Ist Nazl Fis Nucl, LNF, Via Enrico Fermi, Frascati, Italy
[36] Ist Nazl Fis Nucl, Sez Bari, Bari, Italy
[37] Univ Nantes, IMT Atlantique, Subatech, IN2P3 CNRS, Nantes, France
[38] Univ Bari, Bari, Italy
[39] Univ Genoa, Genoa, Italy
[40] Univ Bologna, Dipartimento Fis & Astron, Bologna, Italy
[41] Univ Wurzburg, Wurzburg, Germany
[42] Western Sydney Univ, Sch Comp Engn & Math, Penrith, NSW, Australia
[43] Lab Univ Particules Montpellier, Montpellier, France
[44] Ist Nazl Fis Nucl, Sez Pisa, Pisa, Italy
[45] Ist Nazl Fis Nucl, Dipartimento Fis, Grp Collegato Salerno, Fisciano, Italy
[46] Univ Munster, Inst Kernphys, Munster, Germany
[47] Royal Netherlands Inst Sea Res, NIOZ, Texel, Netherlands
[48] Univ Utrecht, Texel, Netherlands
[49] Univ Strasbourg, IPHC, CNRS, UMR 7178, Strasbourg, France
[50] Curtin Univ, Int Ctr Radio Astron Res, Bentley, WA, Australia