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Translated from Khimicheskoe i Neftyanoe Mashinostroenie, No. 10, pp. 20–22, October, 1988.
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Peshkov, L.P., Shestov, A.G. Rational shapes of load-bearing parts of means of mechanizing lowering and lifting operations. Chem Petrol Eng 24, 553–556 (1988). https://doi.org/10.1007/BF01147205
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DOI: https://doi.org/10.1007/BF01147205