%0 Journal Article
%A Makai, E.
%T On the principal frequency of a convex membrane and related problems
%J Czechoslovak Mathematical Journal
%D 1959
%P 66-70
%V 09
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1959.100341/
%R 10.21136/CMJ.1959.100341
%G en
%F 10_21136_CMJ_1959_100341