%0 Journal Article %T Recenze %J Applications of Mathematics %D 1981 %P 389-400 %V 26 %N 5 %U http://geodesic.mathdoc.fr/articles/10.21136/AM.1981.103927/ %R 10.21136/AM.1981.103927 %G cs %F 10_21136_AM_1981_103927