Creep motion of a magnetic wall: Avalanche size divergence V. Repain, M. Bauer, J.-P. Jamet, J. Ferré, A. Mougin, C. Chappert and H. Bernas Europhys. Lett., 68 3 (2004) 460-466 Published online: 09 October 2004 DOI: 10.1209/epl/i2004-10213-7