%0 Journal Article
%A Kober, H.
%T A theorem on Banach spaces
%J Compositio Mathematica
%D 1940
%P 135-140
%V 7
%I Johnson Reprint Corporation
%U http://www.numdam.org/item/CM_1940__7__135_0/
%G en
%F CM_1940__7__135_0