Isospin Decomposition of the Basic Double-Pionic Fusion in the Region of the ABC Effect M. Bashkanov, H. Clement, E. Doroshkevich, E. Perez del Rio, A. Pricking, T. Skorodko and G. J. Wagner EPJ Web of Conferences, 37 (2012) 09004 Published online: 06 December 2012 DOI: 10.1051/epjconf/20123709004