%0 Journal Article %A V. I. Yudovich %T Some estimates connected with integral operators and with solutions of elliptic equations %J Doklady Akademii Nauk %D 1961 %P 805-808 %V 138 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_138_4_a17/ %G ru %F DAN_1961_138_4_a17