TY - JOUR AU - S. A. Vavilov AU - V. S. Fedotova TI - Classic theorem by Lyapunov for differential equations in Hilbert spaces JO - Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences PY - 2008 SP - 6 EP - 12 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGTU_2008_2_a0/ LA - ru ID - VSGTU_2008_2_a0 ER -