TY - JOUR AU - A. V. Tsiganov TI - Canonical transformations of the extended phase space and integrable systems JO - Teoretičeskaâ i matematičeskaâ fizika PY - 2000 SP - 72 EP - 94 VL - 124 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_2000_124_1_a5/ LA - ru ID - TMF_2000_124_1_a5 ER -