TY - JOUR AU - A. Z. Ishmukhametov TI - Controllability of hyperbolic systems under singular perturbations JO - Differencialʹnye uravneniâ PY - 2000 SP - 241 EP - 250 VL - 36 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2000_36_2_a12/ LA - ru ID - DE_2000_36_2_a12 ER -