%0 Journal Article %A R. Ingarden %A K. Urbanik %T Information without probability %J Colloquium Mathematicum %D 1962 %P 131-150 %V 9 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-9-1-131-150/ %R 10.4064/cm-9-1-131-150 %G en %F 10_4064_cm_9_1_131_150