TY - JOUR AU - A. B. Kharazishvili TI - Ergodic measures and the definability of subgroups via normal extensions of such measures JO - Teoriâ slučajnyh processov PY - 2012 SP - 58 EP - 64 VL - 18 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/THSP_2012_18_1_a2/ LA - en ID - THSP_2012_18_1_a2 ER -