Soft diffraction and the elastic slope at Tevatron and LHC energies: a multi-Pomeron approach V.A. Khoze, A.D. Martin and M.G. Ryskin Eur. Phys. J. C, 18 1 (2000) 167-179 Published online: 27 October 2000 DOI: 10.1007/s100520000494