%0 Journal Article
%A Neubrunn, Tibor
%A Šalát, Tibor
%T Distance sets, ratio sets and certain transformations of sets of real numbers
%J Časopis pro pěstování matematiky
%D 1969
%P 381-393
%V 094
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.21136/CPM.1969.117669/
%R 10.21136/CPM.1969.117669
%G en
%F 10_21136_CPM_1969_117669