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Translated from Metallovedenie i Termicheskaya Obrabotka Metallov, No. 9, p. 72, September, 1967.
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Ushakov, A.I. New heat treatment for rack and pinion gears of the SÉ-3 and ÉKG-4 excavators. Met Sci Heat Treat 9, 716 (1967). https://doi.org/10.1007/BF00649063
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DOI: https://doi.org/10.1007/BF00649063