TY  - JOUR
TI  - Report on the Canadian Journal of Mathematics (1956-1957)
JO  - Canadian mathematical bulletin
PY  - 1958
SP  - 60
EP  - 61
VL  - 1
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.1017/S0008439500024711/
DO  - 10.1017/S0008439500024711
ID  - 10_1017_S0008439500024711
ER  -