TY - JOUR TI - News and Notices JO - Czechoslovak Mathematical Journal PY - 1962 SP - 627 EP - 630 VL - 12 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1962.100546/ DO - 10.21136/CMJ.1962.100546 LA - en ID - 10_21136_CMJ_1962_100546 ER -