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Translated from Poroshkovaya Metallurgiya, No. 3(183), pp. 19–24, March, 1978.
The author is most grateful to Professor Ya. E. Geguzin for his interest in this work and helpful discussion.
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Levinskii, Y.V. A Mechanism hindering boundary sliding in porous polycrystalline solids. Powder Metall Met Ceram 17, 182–187 (1978). https://doi.org/10.1007/BF00791425
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DOI: https://doi.org/10.1007/BF00791425