TY - JOUR TI - Ontario Mathematical Meetings JO - Canadian mathematical bulletin PY - 1967 SP - 298 EP - 306 VL - 10 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.1017/S000843950002796X/ DO - 10.1017/S000843950002796X ID - 10_1017_S000843950002796X ER -