Excitation of the Roper resonance in single- and double-pion production in nucleon-nucleon collisions⋆
The CELSIUS-WASA Collaboration, T. Skorodko, M. Bashkanov, D. Bogoslawsky, H. Calen, F. Cappellaro, H. Clement, L. Demiroers, E. Doroshkevich, D. Duniec, C. Ekström, K. Franssen, L. Gustafsson, B. Höistad, G. Ivanov, M. Jacewicz, E. Jiganov, T. Johansson, O. Khakimova, M. Kaskulov, S. Keleta, I. Koch, F. Kren, S. Kullander, A. Kupść, A. Kuznetsov, P. Marciniewski, R. Meier, B. Morosov, C. Pauly, H. Petterson, Y. Petukhov, A. Povtorejko, K. Schönning, W. Scobel, B. Shwartz, V. Sopov, J. Stepeniak, P. Thörngren-Engblom, V. Tikhomirov, G. J. Wagner, M. Wolke, A. Yamamoto, J. Zabierowski and J. Złomanczuk
Eur. Phys. J. A, 35 3 (2008) 317-319
DOI: https://doi.org/10.1140/epja/i2008-10569-6