%0 Journal Article
%A V. M. Tikhomirov
%T Kolmogorov's work on $\varepsilon$-entropy of functional classes

%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1963
%P 51-87
%V 18
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_1963_18_5_a3/
%G en
%F RM_1963_18_5_a3