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2. A. P. Khromov and A. P. Gurevich, “Equiconvergence theorems for a class of integral operators,” in:VIII Saratov Winter School [in Russian], Abstracts of the talks, Saratov (1996), p. 117.
3. A. P. Khromov, “On the inversion of a class of integral operators,” in:VIII Saratov Winter School [in Russian], Abstracts of the talks, Saratov (1996), p. 118.