Can non-propagating hydrodynamic solitons be forced to move? L. Gordillo, T. Sauma, Y. Zárate, I. Espinoza, M.G. Clerc and N. Mujica Eur. Phys. J. D, 62 1 (2011) 39-49 Published online: 17 December 2010 DOI: 10.1140/epjd/e2010-10331-8