%0 Journal Article %A Andrzej BiaƂynicki-Birula %A J. Browkin %A Andrzej Schinzel %T On the representation of fields as finite unions of subfields %J Colloquium Mathematicum %D 1959 %P 31-32 %V 7 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-7-1-31-32/ %R 10.4064/cm-7-1-31-32 %G en %F 10_4064_cm_7_1_31_32