[1] B. R. Levin: Teoria sluchaynykh processov i yeo primenenie v radiotekhnike. Sov. Radio, Moscow 1960.

[2] W. Grobner N. Hofreiter: Integraltafel I, II. Springer Verlag, Wien-New York 1965/1966.

[3] P. J. Campion J. E. Burns A. Williams: A code of practice for the detailed statement of accuracy. National Physical Laboratory, Her Majesty's Stationery Office, London 1973.

[4] A. R. Gedance: Estimation of the mean of a quantized signal. Proc. IEEE 8, pp. 1007-1008. 60 (1972).