1. Ashby, M. F.: Mechanisms of deformation and fracture. In: Advances in Applied Mechanics23, pp. 117?177 (Hutchinson, J. W., Wu, Th. Y., Eds.) New York: Acad. Press 1983.
2. Muschik, W.: Thermodynamical constitutive laws-outlines. In [3] pp. 3?25.
3. Axelrad, D. R., Muschik, W., (Eds.): Constitutive laws and microstructure. Berlin: Springer-Verlag 1988.
4. Lehmann, Th.: Thermodynamical considerations on plastic and viscoplastic behaviour of solid bodies. In [3] pp. 27?42.
5. Lehmann, Th.: Internal variables in thermoplasticity. Lecture Notes of the Course ?Internal Variables in Thermodynamics and Continuum Mechanics? at CISM Udine (coord. by J. Kestin) 1988.