TY  - JOUR
TI  - The Congress
JO  - Canadian mathematical bulletin
PY  - 1965
SP  - 159
EP  - 192
VL  - 8
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.1017/S0008439500024620/
DO  - 10.1017/S0008439500024620
ID  - 10_1017_S0008439500024620
ER  -