%0 Journal Article %A Yu. S. Mishura %A Ya. A. Ol'tsik %T Choosing an optimal switching moment on the financial market with alternative strategies (semimartingale approach) %J Teoriâ veroâtnostej i ee primeneniâ %D 2000 %P 505-520 %V 45 %N 3 %U http://geodesic.mathdoc.fr/item/TVP_2000_45_3_a4/ %G ru %F TVP_2000_45_3_a4