Lévy ratchet in a weak noise limit: Theory and simulation I. Pavlyukevich, B. Dybiec, A.V. Chechkin and I.M. Sokolov Eur. Phys. J. Special Topics, 191 (2010) 223-237 Published online: 18 February 2011 DOI: 10.1140/epjst/e2010-01352-6