1. Anderson TW (1971) The statistical analysis of time series. Wiley, New York
2. Besicovitch AS (1955) Almost periodic functions. Dover, New York
3. Bradley RC (1984) Counterexamples to the central limit theorem under strong mixing conditions. In Limit theorems in probability and statistics, Vol. I, II (Veszprém, 1982) Colloq Math Soc János Bolyai, 36:153–172, North-Holland, Amsterdam
4. Browder F (1958) On the iterations of transformations in noncompact minimal dynamical systems. Proc Amer Math Soc 9:773–780
5. Butzer PL, Westphal U (1970/71) The mean ergodic theorem and saturation. Indiana Univ Math J 20:1163–1174