TY - JOUR TI - To the readers JO - Czechoslovak Mathematical Journal PY - 1951 SP - 1 VL - 1 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1951.100008/ DO - 10.21136/CMJ.1951.100008 LA - en ID - 10_21136_CMJ_1951_100008 ER -