TY - JOUR AU - A. È. Sattarov TI - Invariant form of the second variation in the metric space of support vector densities JO - Trudy Geometricheskogo Seminara PY - 1978 SP - 78 EP - 85 VL - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUTGS_1978_10_a7/ LA - ru ID - KUTGS_1978_10_a7 ER -