1. Yu. V. Prokhorov, ?Sums of identically distributed variables,? Dokl. Akad. Nauk SSSR,105, No. 4, 645?647 (1955).
2. A. N. Kolmogorov, ?Two uniform theorems for sums of independent summands,? Teor. Veroyatn. Primen.,1, No. 4, 426?436 (1956).
3. T. V. Arak and A. Yu. Zaitsev, ?Uniform limit theorems for sums of independent random variables,? Trudy Mat. Inst. V. A. Steklova, Akad. Nauk SSSR,174 (1986).
4. E. L. Presman, ?Two inequalities for symmetric processes and symmetric distributions,? Teor. Veroyatn. Primen.,26, No. 4, 827?831 (1981).
5. H. Bergström, ?On asymptotic expansions of probability functions,? Skand. Aktuarietidskrift,34, No. 1, 1?33 (1951).