TY - JOUR AU - V. R. Kudashev TI - The role of the continuous symmetries in exact solvable discrete spectral problems JO - Teoretičeskaâ i matematičeskaâ fizika PY - 1994 SP - 66 EP - 68 VL - 101 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_1994_101_1_a5/ LA - ru ID - TMF_1994_101_1_a5 ER -