TY - JOUR AU - I. V. Gaishun AU - V. v. Goryachkin TI - Conditions for the solvability and controllability of linear two-parameter discrete systems JO - Differencialʹnye uravneniâ PY - 1988 SP - 2047 EP - 2051 VL - 24 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1988_24_12_a3/ LA - ru ID - DE_1988_24_12_a3 ER -