TY - JOUR AU - V. N. Nikulin TI - On two metrics in application to problems on the stability of characterizations JO - Teoriâ veroâtnostej i ee primeneniâ PY - 1990 SP - 367 EP - 370 VL - 35 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TVP_1990_35_2_a19/ LA - ru ID - TVP_1990_35_2_a19 ER -