1. V.M. Alekseev, Quasirandom dynamical systems. I. Quasirandom diffeomorphisms. Matematicheskiĭ Sbornik. (N. S.)76(118), 72–134 (1968); Invariant Markov subsets of diffeomorphisms. Akademiya Nauk SSSR i Moskovskoe Matematicheskoe Obshchestvo. Uspekhi Matematicheskikh Nauk23(2) (140), 209–210 (1968)
2. A. Andronov, L. Pontrjagin, Systèmes grossiers. Comptes Rendus (Doklady) de l’Académie des Sciences de l’URSS14(5), 247–250 (1937)
3. D.V. Anosov,Geodesic Flows on Closed Riemann Manifolds with Negative Curvature. Trudy Mat. Institute. V.A. Steklova, vol. 90 (American Mathematical Society, Providence, RI, 1969/1967)
4. D.V. Anosov, Y. Sinai, Some smooth ergodic systems. Russ. Math. Surv.22(5), 103–167 (1967)
5. V.I. Arnol’d, A. Avez,Problèmes ergodiques de la mécanique classique. Monographies Internationales de Mathématiques Modernes, vol. 9 (Gauthier–Villars, Paris, 1967); Ergodic problems of classical mechanics. Translated from the French by André Avez (W. A. Benjamin, New York, Amsterdam, 1968)