1. CANE B. J., GREENWOOD G. W.,The nucleation and Growth of Cavities in Iron during Deformation at Elevated Temperatures, Metal Sci., V. 9, 1975, pp. 50–60.
2. McLEAN D., Comunicazione presentata al Convegno “Trends in the Physics and Engineering of Technological Materials”, Accademia dei Lincei, Roma, 16 – 21 Ottobre 1973.
3. BELL G. A.,The Measurement of Small Changes in Density in Large Specimens, Austr. J. App. Sci., v. 9, 1958, pp. 236–244.
4. KUHLMANN-WILDPORD O., SEZAKI K.,Improved Method for Experimental Determination of Smallest Density Changes, Rev. Instr., V. 34, 1963, pp. 114–115.
5. RATCLIFFE R. T.,The Measurement of Small Density Changes in Solids, Brit. J. Appl. Phys. V. 16, 1965, pp. 1193–1196.