%0 Journal Article %A A. G. Sergeev %A Xian-Yu Zhou %T Extended Future Tube Conjecture %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2000 %P 32-51 %V 228 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_2000_228_a3/ %G ru %F TM_2000_228_a3