Theorem on integral growth estimates for the spectral functions of a string
English version (Springer): Ukrainian Mathematical Journal 34 (1982), no. 3, pp 240-245.
Citation Example: Kats I. S. Theorem on integral growth estimates for the spectral functions of a string // Ukr. Mat. Zh. - 1982. - 34, № 3. - pp. 296—302.
Full text