%0 Journal Article %A V. A. Ivanov %T On the Average Number of Crossings of a Level by the Sample Functions of a Stochastic Process %J Teoriâ veroâtnostej i ee primeneniâ %D 1960 %P 352-357 %V 5 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_1960_5_3_a6/ %G ru %F TVP_1960_5_3_a6