Generalised parton distributions at small x A. D. Martin, C. Nockles, M. G. Ryskin, A. G. Shuvaev and T. Teubner Eur. Phys. J. C, 63 1 (2009) 57-67 Published online: 09 July 2009 DOI: 10.1140/epjc/s10052-009-1087-y