The localization transition of the two-dimensional Lorentz model T. Bauer, F. Höfling, T. Munk, E. Frey and T. Franosch Eur. Phys. J. Special Topics, 189 (2010) 103-118 Published online: 12 November 2010 DOI: 10.1140/epjst/e2010-01313-1