%0 Journal Article
%A Vlastimil Pták
%T A Theorem of the Closed Graph Type.
%J Manuscripta mathematica
%D 1974
%P 109-130
%V 13
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MM2_1974__13_154258/
%F MM2_1974__13_154258