%0 Journal Article %A L. D. Gogoladze %T On the existence of conjugate functions of several variables %J Sbornik. Mathematics %D 1986 %P 481-488 %V 53 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1986_53_2_a11/ %G en %F SM_1986_53_2_a11