1. Capriz, G. (1989), Continua with Microstructure, Springer Tracts Nat. Phil., v. 34, Springer, Berlin, New York.
2. Chen, P.J. (1973), Growth and decay of waves in solids, in Flugge’s Handbuch der Physic, vol. Via/3, Springer, Berlin.
3. Cosserat E. and F. (1909), Th éorie des corpes d éformables, Hermann, Paris.
4. Coulson, C.A. and Jeffrey, A. (1977), Waves, Longman Math. Texts, Essex, UK.
5. Engelbrecht, J. (1983), Nonlinear Wave Processes of Deformation in Solids, Pitman, London.