%0 Journal Article
%T Problem for Solution
%J Canadian mathematical bulletin
%D 1969
%P 682-683
%V 12
%N 5
%U http://geodesic.mathdoc.fr/articles/10.1017/S0008439500030927/
%R 10.1017/S0008439500030927
%F 10_1017_S0008439500030927