Scaling of the random-field Ising model at zero temperature M. R. Swift, A. J. Bray, A. Maritan, M. Cieplak and J. R. Banavar Europhys. Lett., 38 4 (1997) 273-278 Published online: 01 September 2002 DOI: 10.1209/epl/i1997-00237-5