H.E.S.S. observations of PKS 2155-304 F. Aharonian, A. G. Akhperjanian, K.-M. Aye, A. R. Bazer-Bachi, M. Beilicke, W. Benbow, D. Berge, P. Berghaus, K. Bernlöhr, O. Bolz et al. (90 more) A&A, 430 3 (2005) 865-875 Published online: 26 January 2005 DOI: 10.1051/0004-6361:20041853