Controlled dynamics of sine-Gordon breather in long Josephson junctions D.R. Gulevich, M.B. Gaifullin and F.V. Kusmartsev Eur. Phys. J. B, 85 1 (2012) 24 Published online: 18 January 2012 DOI: 10.1140/epjb/e2011-20689-4