TY  - JOUR
TI  - Openings in Mathematics
JO  - Canadian mathematical bulletin
PY  - 1966
SP  - 141
EP  - 142
VL  - 9
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.1017/S0008439500027594/
DO  - 10.1017/S0008439500027594
ID  - 10_1017_S0008439500027594
ER  -