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Translated from Poroshkovaya Metallurgiya, No. 5(317), pp. 24–21, May, 1989.
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Stepanenko, A.V., Isaevich, L.A. & Veremeichik, A.A. Calculation of the process of cold extrusion of tubes from metal powders. II. Reverse extrusion. Powder Metall Met Ceram 28, 355–358 (1989). https://doi.org/10.1007/BF00795036
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DOI: https://doi.org/10.1007/BF00795036