@article{DE_1993_29_11_a6,
     author = {A. P. Krishchenko},
     title = {Approximation of the output of a multidimensional affine system in the singular case},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1921--1927},
     publisher = {mathdoc},
     volume = {29},
     number = {11},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1993_29_11_a6/}
}