Volume 18, Issue 2, March–April, 1977

ISSN: 0037-4466 (Print) 1573-9260 (Online)

In this issue (27 articles)

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  1. No Access

    OriginalPaper

    Prevarieties in Abelian categories

    V. B. Gisin Pages 196-200
  2. No Access

    OriginalPaper

    Perfect semigroup rings

    O. I. Domanov Pages 211-217
  3. No Access

    OriginalPaper

    Fourier series with lacunae

    V. I. Prokhorenko Pages 272-283
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