@article{DE_1997_33_12_a2,
     author = {V. T. Borukhov},
     title = {Grassmann manifolds and pairs of linear relations in the theory of descriptor dynamical systems},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1601--1606},
     publisher = {mathdoc},
     volume = {33},
     number = {12},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1997_33_12_a2/}
}