Spectral theory of orthogonal polynomials of several variables
English version (Springer): Ukrainian Mathematical Journal 43 (1991), no. 10, pp 1334-1337.
Citation Example: Gekhtman M. I., Kalyuzhnyi A. A. Spectral theory of orthogonal polynomials of several variables // Ukr. Mat. Zh. - 1991. - 43, № 10. - pp. 1437–1440.
Full text