%0 Journal Article %A V. S. Vladimirov %T Holomorphic functions with positive imaginary part in the future tube.~III %J Sbornik. Mathematics %D 1975 %P 263-268 %V 27 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1975_27_2_a7/ %G en %F SM_1975_27_2_a7