%0 Journal Article %A Havel, Ivan M. %T The concept of indirectness in artificial intelligence %J Kybernetika %D 1972 %P -164 %V 08 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1972__8_2_a4/ %G en %F KYB_1972__8_2_a4