%0 Journal Article %A L. I. Ronkin %T On the growth of the function $\Phi(r_1,\dots,r_n)$, convex with respect to $\ln r_1,\dots,\ln r_n$ %J Doklady Akademii Nauk %D 1967 %P 1028-1031 %V 172 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1967_172_5_a9/ %G ru %F DAN_1967_172_5_a9