%0 Journal Article
%A de Groot, J.
%A Herrlich, H.
%A Strecker, G. E.
%A Wattel, E.
%T Compactness as an operator
%J Compositio Mathematica
%D 1969
%P 349-375
%V 21
%N 4
%I Wolters-Noordhoff Publishing
%U http://www.numdam.org/item/CM_1969__21_4_349_0/
%G en
%F CM_1969__21_4_349_0