TY - JOUR AU - E. R. Avakov AU - G. G. Magaril-Il'yaev TI - Controllability of an approximately defined control system JO - Sbornik. Mathematics PY - 2024 SP - 438 EP - 463 VL - 215 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_2024_215_4_a0/ LA - en ID - SM_2024_215_4_a0 ER -