%0 Journal Article %A I. S. Ovchinnikov %T Metric properties of mappings which leave certain integral functionals bounded %J Doklady Akademii Nauk %D 1969 %P 36-39 %V 187 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1969_187_1_a8/ %G ru %F DAN_1969_187_1_a8