%0 Journal Article %A Demetriou, Michael A. %A Ackleh, Azmy S. %A Reich, Simeon %T Detection and accommodation of second order distributed parameter systems with abrupt changes in input term: Existence and approximation %J Kybernetika %D 2000 %P 117-132 %V 36 %N 1 %U http://geodesic.mathdoc.fr/item/KYB_2000_36_1_a9/ %G en %F KYB_2000_36_1_a9