Subgroups of norms in elliptic curves defined over a local field
English version (Springer): Ukrainian Mathematical Journal 22 (1970), no. 4, pp 456-458.
Citation Example: Vvedensky O. M. Subgroups of norms in elliptic curves defined over a local field // Ukr. Mat. Zh. - 1970. - 22, № 4. - pp. 531–533.
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