The study of the proton-proton collisions at the beam momentum 1628 MeV/c K. N. Ermakov, V. I. Medvedev, V. A. Nikonov, O. V. Rogachevsky, A. V. Sarantsev, V. V. Sarantsev and S. G. Sherman Eur. Phys. J. A, 47 12 (2011) 159 Published online: 22 December 2011 DOI: 10.1140/epja/i2011-11159-3