1. S. P. Timoshenko, Vibrations in Engineering [in Russian], Fizmatgiz, Moscow (1959).
2. L. I. Sedov, Methods of Similarity and Dimensionalities in Mechanics [in Russian], Gostekhizdat, Moscow (1957).
3. Collection of Scientific Programs in FORTRAN. Issue 1. Statistics [in Russian], Statistika, Moscow (1974).
4. M. J. Kendall and A. Stewart, Statistical Inferences and Correlations [Russian translation], Nauka, Moscow (1973).
5. Collection of Scientific Programs in FORTRAN. Issue 2. Matrix Algebra and Linear Algebra [in Russian], Statistika, Moscow (1974).