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Giebels, B. Gl\\\"uck, B. Kh\\'elifi, B. Opitz, B. Peyaud, B. Rudak, C. Boisson, C.B. Rulten, C.-C. Lu, C. Couturier, C. Deil, C. Farnier, C. Jahn, C.L. Naumann, C. Stegmann, C. Trichard, C. van Eldik, C. Venter, D.A. Sanchez, D. Fernandez, D. G\\\"oring, D. Hampf, D. Horns, D. Klochkov, D. Kolitzus, D. Lennarz, D. Nedbal, D. Pelat, D. Wouters, E. Birsin, E. de O\\ na Wilhelmi, E. Moulin, F. Acero, F. Brun, F. Feinstein, F. Krayzel, F. Rieger, F. Sheidaei, F. Stinzing, F. Volpe, G. Anton, G. Cologna, G. Dubus, G. Fontaine, G. Heinzelmann, G. Henri, G. Hermann, G. Lamanna, G. Maurin, G. Pelletier, G. P\\\"uhlhofer, G. Rowell, G. Spengler, G. Vasileiadis, H.E.S.S. Collaboration:, H. Gast, H.J. Dickinson, H.J. V\\\"olk, H. Laffon, H. Sol, H.-S. Zechlin, I.D. Davids, I. Jung, I. Oya, I. Sushch, J.A. Hinton, J. Becker Tjus, J. Biteau, J. Bolmont, J. Brucker, J. Conrad, J.D. Hague, J. Dyks, J.F. Glicenstein, J. Hahn, J. Harris, J. Lefaucheur, J.L. Skilton, J. Masbou, J. M\\'ehault, J. 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