1. 1. Abramov, V. O., Abramov, O. V., Artemyev, V. V., Eldarkhanov, A. S. (2006). Powerful ultrasound in metallurgy and mechanical engineering. Moscow [in Russian].
2. 2. Eldarkhanov, A. S., Nuradinov, A. S., Akhtaev, S. S.-S., Saipova, L. Kh.-A. (2019). The influence of external thermo-force effects on the formation of the cast billets structure. Steel, 6, 9-13 [in Russian].
3. 3. Efimov, V. A., Eldarkhanov, A. S. (2004). Technologies of modern metallurgy. Moscow [in Russian].
4. 4. Gavrilin, I. V. (2000). Melting and crystallization of metals and alloys. Vladimir [in Russian].
5. 5. Baum, B. A. (1979). Metallic fluids - problems and hypotheses. Moscow [in Russian].