1. Liao S. Certain ergodic properties of differential systems on a compact differentiable manifold. Acta Sci Natur Univ Pekinesis, 9: 241–265, 309-327 (1963)
2. Liao S. An ergodic property theorem for a differential system. Scientia Sinica, 16: 1–24 (1973)
3. Liao S. On characteristic exponents: construction of a new Borel set for the multiplicative ergodic theorem for vector fields. Acta Sci Natur Univ Pekinesis, 29: 277–302 (1993)
4. Liao S. Notes on a study of vector bundle dynamical systems I-part 1. Appl Math & Mech (English ed), 16: 813–823 (1995)
5. Liao S. Notes on a study of vector bundle dynamical systems I-part 2. Appl Math & Mech (English ed), 17: 805–818 (1996)