Superdiffusion in a non-Markovian random walk model with a Gaussian memory profile G.M. Borges, A.S. Ferreira, M.A.A. da Silva, J.C. Cressoni, G.M. Viswanathan and A.M. Mariz Eur. Phys. J. B, 85 9 (2012) 310 Published online: 12 September 2012 DOI: 10.1140/epjb/e2012-30378-5