On the similarities and differences between lattice and off–lattice models of driven fluids M. Díez-Minguito, J. Marro and P. L. Garrido Eur. Phys. J. Special Topics, 143 (2007) 269-272 Published online: 12 May 2007 DOI: 10.1140/epjst/e2007-00101-4