%0 Journal Article %A Trybus, Leszek %T Two-level feedback control for interconnected distributed parameter systems of first order %J Kybernetika %D 1979 %P -64 %V 15 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1979__15_1_a4/ %G en %F KYB_1979__15_1_a4