%0 Journal Article %A A. P. Krishchenko %T Approximation of the output of a multidimensional affine system in the singular case %J Differencialʹnye uravneniâ %D 1993 %P 1921-1927 %V 29 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1993_29_11_a6/ %G ru %F DE_1993_29_11_a6