%0 Journal Article %A L. I. Gal'chuk %T Optional semimartingales and processes with independent increments %J Teoriâ veroâtnostej i ee primeneniâ %D 1984 %P 289-301 %V 29 %N 2 %U http://geodesic.mathdoc.fr/item/TVP_1984_29_2_a6/ %G ru %F TVP_1984_29_2_a6