TY - JOUR AU - V. S. Shulman TI - Intertwining operators and linear operator equations JO - Doklady Akademii Nauk PY - 1988 SP - 57 EP - 61 VL - 301 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1988_301_1_a12/ LA - ru ID - DAN_1988_301_1_a12 ER -