TY - JOUR AU - A. P. Veselov TI - Integrable discrete-time systems and difference operators JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1988 SP - 1 EP - 13 VL - 22 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1988_22_2_a0/ LA - ru ID - FAA_1988_22_2_a0 ER -