%0 Journal Article
%A M.S. Klamkin
%T Triangle inequalities from the triangle inequality.
%J Elemente der Mathematik
%D 1979
%P 49-55
%V 34
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ELMA_1979__34_141228/
%F ELMA_1979__34_141228