Canonical form in classes of conjugate elements of the one-dimensional group of formally analytic transformations over a field of positive characteristic p>0
English version (Springer): Ukrainian Mathematical Journal 31 (1979), no. 4, pp 380-382.
Citation Example: Chernysh V. V. Canonical form in classes of conjugate elements of the one-dimensional group of formally analytic transformations over a field of positive characteristic p>0 // Ukr. Mat. Zh. - 1979. - 31, № 4. - pp. 473–475.
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