Literature cited
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Translated from Khimicheskoe i Neftyanoe Mashinostroenie, No. 3, pp. 36–37, March, 1992.
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Yaroshenko, M.V., Mirzoyan, L.S. Improvement in wear resistance of steel 40KhMFA tool joints by the ionic nitriding method. Chem Petrol Eng 28, 207–209 (1992). https://doi.org/10.1007/BF01147778
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DOI: https://doi.org/10.1007/BF01147778