TY  - JOUR
TI  - Leopold Infeld
JO  - Canadian mathematical bulletin
PY  - 1971
SP  - 301
EP  - 303
VL  - 14
IS  - 3
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1971-055-5/
DO  - 10.4153/CMB-1971-055-5
ID  - 10_4153_CMB_1971_055_5
ER  -