Study of the pion trajectory in the photoproduction of leading neutrons at HERA von Chekanov, S, Derrick, M, Krakauer, D, Loizides, J, Magill, S, Miglioranzi, S, Musgrave, B, Repond, J, Yoshida, R, Mattingly, M, Antonioli, P, Bari, G, Basile, M, Bellagamba, L, Boscherini, D, Bruni, A, Bruni, G, Cara Romeo, G, Cifarelli, L, Cindolo, F, Contin, A, Corradi, M, De Pasquale, S, Giusti, P, Iacobucci, G

Study of the pion trajectory in the photoproduction of leading neutrons at HERA von Chekanov, S, Derrick, M, Krakauer, D, Loizides, J, Magill, S, Miglioranzi, S, Musgrave, B, Repond, J, Yoshida, R, Mattingly, M, Antonioli, P, Bari, G, Basile, M, Bellagamba, L, Boscherini, D, Bruni, A, Bruni, G, Romeo, G, Cifarelli, L, Cindolo, F, Contin, A, Corradi, M, De Pasquale, S, Giusti, P, Iacobucci, G