TY - JOUR AU - D. M. Shchepakin TI - Reduction principle in the problem about stability under persistent disturbances for singularity perturbed systems JO - Vestnik Samarskogo universiteta. Estestvennonaučnaâ seriâ PY - 2011 SP - 258 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGU_2011_2_a29/ LA - ru ID - VSGU_2011_2_a29 ER -