@article{10_4064_cm_9_1_131_150,
     author = {R. Ingarden and K. Urbanik},
     title = {Information without probability},
     journal = {Colloquium Mathematicum},
     pages = {131--150},
     publisher = {mathdoc},
     volume = {9},
     number = {1},
     year = {1962},
     doi = {10.4064/cm-9-1-131-150},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-9-1-131-150/}
}