Andreev transport in two-dimensional normal-superconducting systems in strong magnetic fields I. M. Khaymovich, N. M. Chtchelkatchev, I. A. Shereshevskii and A. S. Mel'nikov EPL, 91 1 (2010) 17005 Published online: 27 July 2010 DOI: 10.1209/0295-5075/91/17005