%0 Journal Article
%A Jussi Väisälä
%T On the null-sets for extremal distances
%J Annales Fennici Mathematici
%D 1963
%V 316-335
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1963.322/
%R 10.5186/aasfm.1963.322
%G en
%F AFM_1963_316-335_a13