Elastic π + p and π + π + scattering at LHC A.E. Sobol, R.A. Ryutin, V.A. Petrov and M.J. Murray Eur. Phys. J. C, 69 3-4 (2010) 641-655 Published online: 14 September 2010 DOI: 10.1140/epjc/s10052-010-1426-z