%0 Journal Article %A Yu. S. Varshavskii %A A. B. Sheinin %T The entropy of systems containing scarcely, distinguishable components %J Doklady Akademii Nauk %D 1963 %P 1099-1101 %V 148 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1963_148_5_a28/ %G ru %F DAN_1963_148_5_a28