%0 Journal Article %A V. A. Vatutin %T A critical Galton--Watson branching process with emigration %J Teoriâ veroâtnostej i ee primeneniâ %D 1977 %P 482-497 %V 22 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_1977_22_3_a2/ %G ru %F TVP_1977_22_3_a2