TY - JOUR AU - V. T. Borukhov TI - Grassmann manifolds and pairs of linear relations in the theory of descriptor dynamical systems JO - Differencialʹnye uravneniâ PY - 1997 SP - 1601 EP - 1606 VL - 33 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1997_33_12_a2/ LA - ru ID - DE_1997_33_12_a2 ER -