TY - JOUR AU - E. Grzegorek TI - On a paper by Karel Prikry concerning Ulam's problem on families of measures JO - Colloquium Mathematicum PY - 1979 SP - 197 EP - 208 VL - 42 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-42-1-197-208/ DO - 10.4064/cm-42-1-197-208 LA - en ID - 10_4064_cm_42_1_197_208 ER -