1. Lyapunov Exponents and Smooth Ergodic Theory;Barreira,2001
2. Stability theory and Lyapunov regularity;Barreira;J. Differ. Equ.,2007
3. B. F. Bylov, R. E. Vinograd, D. M. Grobman, V. V. Nemytskii, Theory of Lyapunov Exponents and its Applications to Stability Theory, Moscow, Nauka, 1966 (Russian).
4. Estimates of exponents of linear nonhomogeneous systems via the grobman improperness coefficient;Kryzhevich;Differ. Equ.,2002
5. A. M. Lyapunov, General problem of stability of motion, Collected works, vol. 2. Izdat. Akad. Nauk SSSR, Moscow, 1956 (Russian).