TY - JOUR TI - Abstracts of Theses JO - Canadian mathematical bulletin PY - 1962 SP - 220 EP - 220 VL - 5 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.1017/S000843950002628X/ DO - 10.1017/S000843950002628X ID - 10_1017_S000843950002628X ER -