%0 Journal Article %A Vajda, Igor %T Alphabet-oriented and user-oriented source coding theories %J Kybernetika %D 1987 %P 388-406 %V 23 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1987__23_5_a5/ %G en %F KYB_1987__23_5_a5