1. Bottani C., Caglioti G. : Europhys. News, 14 (12) 10 (1983).
2. Glansdorff P., Prigogine I. : Thermodynamic Theory of Structure, Stability and Fluctuations, Wiley (1971).
3. Bottani C. : Physical Aspects of the Yield Transition in Metals : Acoustic Emission and “Thermal Emission”, in the Proc. of the working party on “Mechanical Properties and Behaviour of Solids - Plastic Instabilities, V. Balakrishnan and C.E. Bottani editors, ICTP, Trieste, 12–30 Aug. 1985, World Scientific Publishing, Singapore, 1986.
4. Landau L.D., Lifshitz E.M. : Theory of Elasticity, Pergamon Press (1960).
5. Haken H. : Z. Phys. B, 21, 105 (1975).