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Translated from Algebra i Logika, Vol. 26, No. 2, pp. 131–149, March–April, 1987.
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Bogopol'skii, O.V. Treelike decomposability of automorphism groups of free groups. Algebra and Logic 26, 79–100 (1987). https://doi.org/10.1007/BF01978386
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DOI: https://doi.org/10.1007/BF01978386