%0 Journal Article
%T Solutions
%J Canadian mathematical bulletin
%D 1969
%P 237-240
%V 12
%N 2
%U http://geodesic.mathdoc.fr/articles/10.1017/S0008439500030253/
%R 10.1017/S0008439500030253
%F 10_1017_S0008439500030253