%0 Journal Article %A P. A. Yaskov %T On a spectrum of sample covariation matrices for time series %J Teoriâ veroâtnostej i ee primeneniâ %D 2017 %P 542-555 %V 62 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_2017_62_3_a5/ %G ru %F TVP_2017_62_3_a5