TY - JOUR AU - A. A. Tolstonogov TI - Bogolyubov's theorem under constraints generated by a~controlled second-order evolution system JO - Izvestiya. Mathematics PY - 2003 SP - 1031 EP - 1060 VL - 67 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM2_2003_67_5_a7/ LA - en ID - IM2_2003_67_5_a7 ER -