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JOURNALS
// Journal of Siberian Federal University. Mathematics & Physics
// Archive
J. Sib. Fed. Univ. Math. Phys.,
2026
Volume 19,
Issue 1,
Pages
139–144
(Mi jsfu1313)
Letter to Editorial Board
S. V. Chebotarev
Altai State Pedagogical University, Barnaul
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©
Steklov Math. Inst. of RAS
, 2026
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