%0 Journal Article %A M. L. Gerver %A E. M. Landis %T A generalization of the mean-value theorem for functions of several variables %J Doklady Akademii Nauk %D 1962 %P 761-764 %V 146 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1962_146_4_a5/ %G ru %F DAN_1962_146_4_a5