1. K. V. Popov.Dynamic Deformation Aging and Hydrogen-Type Brittleness [in Russian], Nauka, Novosibirsk (1969).
2. V. P. Krylov and Z. L. Zlatin, ?Deformability of commercial iron,?Metalloved. Term, Obrab, Met., No. 12, 41 - 43 (1976).
3. M. Taheri, S. Albrecht, I. M. Bernstein, and A. W. Thompson,Ser. Metall.,13(9). 871 - 875 (1979).
4. G. G. Nelson, ?Hydrogen embrittlement,? in:Embrittlement of Structural Metals and Alloys [Russian translation], K. L. Brayont and S. K. Banerdji (eds.), Metallugiya, Moscow (1988).
5. A. V. Bobylev.Mechanical and Technological Properties of Metals [in Russian], Metallurgiya, Moscow (1979).