TY - JOUR AU - Sergey Ya. Startsev TI - On Non-Point Invertible Transformations of Difference and Differential-Difference Equations JO - Symmetry, integrability and geometry: methods and applications PY - 2010 VL - 6 UR - http://geodesic.mathdoc.fr/item/SIGMA_2010_6_a91/ LA - en ID - SIGMA_2010_6_a91 ER -