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Letters to the editor
A. N. Zemlyakov, A. B. Katok, N. L. Zmatrakov, V. I. FrolovVolume:
20
Language:
english
Pages:
2
Journal:
Mathematical Notes
DOI:
10.1007/bf01095202
Date:
December, 1976
File:
PDF, 69 KB
english, 1976