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2. A. N. Dinnik, ?Determination of the elastic limit by a thermoelectric method,? Zhurnal Russkogo fiziko-khimicheskogo obshchestva,XL, no. 8, 335, 1908.
3. I. I. Ishchenko, A. I. Kuyun, and I. A. Malinovs'ka, DAN URSR, no. 7, 1965.