I. I. Gordon who was an adressee of L. S. Pontryagin (introductory notes)

I. I. Gordon who was an adressee of L. S. Pontryagin (introductory notes)

Journal: Vladikavkaz Mathematical Journal @vmj-ru

Article in issue: 4 т.21, 2019.

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ID: 143168817 Short address: https://sciup.org/143168817

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