[1] J. R. Blum D. L. Hanson L. H. Koopmans: On the strong law of large numbers for a class of stochastic processes. Zeitschr. Wahrsch. 2 (1963), 1. MR 0161369

[2] J. L. Doob: Stochastic processes. J. Wiley, New York 1953. MR 0058896 | Zbl 0053.26802

[3] A. Perez: Information theory methods in reducing complex decision problems. Transactions of Fourth Prague Conf. on Inf. Theory, Stat. Dec. Functions, Random Processes. Academia, Praha 1967. MR 0216676

[4] A. Perez: Information, $\varepsilon$-sufficiency and data reduction problems. Kybernetika 1 (1965), 4. MR 0205410

[5] A. Rényi: On the amount of information in a sample concerning a parameter. Publ. of Math. Inst. of Hungarian Acad. Sci. 9 (1964), 617-625. MR 0189175

[6] I. Vajda: On the statistical decision problems with discrete parameter space. Kybernetika 3 (1967), 2. MR 0215428 | Zbl 0153.47701

[7] I. Vajda: Rate of conveгgence of the information in a sample concerning a parameter. Czechosl. Mathem. Journal 17 (1967), 2. MR 0215435