TY - JOUR AU - L. A. Beklaryan TI - A~criterion connected with the structure of the fixed-point set for the existence of a~projectively invariant measure for groups of orientation-preserving homeomorphisms of $\mathbb R$ JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1996 SP - 539 EP - 540 VL - 51 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1996_51_3_a5/ LA - en ID - RM_1996_51_3_a5 ER -