TY - JOUR AU - E. A. Larionov TI - On the number of fixed points of a linear-fractional transformation of an operator ball onto itself JO - Sbornik. Mathematics PY - 1969 SP - 195 EP - 204 VL - 7 IS - 2 UR - http://geodesic.mathdoc.fr/item/SM_1969_7_2_a1/ LA - en ID - SM_1969_7_2_a1 ER -