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Original Russian Text © A. R. Chekhlov, 2015, published in Matematicheskie Zametki, 2015, Vol. 97, No. 5, pp. 798–800.
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Chekhlov, A.R. On a direct sum of irreducible groups. Math Notes 97, 815–817 (2015). https://doi.org/10.1134/S000143461505017X
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DOI: https://doi.org/10.1134/S000143461505017X