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Translated from Algebra i Logika, Vol. 27, No. 3, pp. 295–304, May–June, 1988.
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Krylov, P.A. Torsion-free abelian groups with hereditary rings of endomorphisms. Algebra and Logic 27, 184–190 (1988). https://doi.org/10.1007/BF01978563
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DOI: https://doi.org/10.1007/BF01978563