TY - JOUR AU - I. N. Sergeev AU - K. V. Umansky TI - Criterion of Lyapunov reducibility of a linear autonomous differential system to a linear autonomous equation JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 2023 SP - 55 EP - 59 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_2023_1_a9/ LA - ru ID - VMUMM_2023_1_a9 ER -