1. Tsai, C. Y., Novack, M., Roffe, G.: Rheological and heat transfer characteristics of flowing coal-water mixtures. Final Report, DOE/MC/23255-2763 (1988).
2. Ekmann, J. M., Wildman, D. J., Chen, J. L. S.: Laminar flow studies of highly loaded suspensions in horizontal pipes. Second International Symp. Slurry Flows, ASME FED38, pp. 85?92 (1986).
3. Schowalter, W. R.: Mechanics of non-Newtonian fluids. New York: Academic Press 1978.
4. Truesdell, C., Noll, W.: The non-linear field theories of mechanics. In: Handbuch der Physik (Fl�gge, S. ed.) III/3. Berlin Heidelberg New York: Springer 1965.
5. Rivlin, R. S., Ericksen, J. L.: Stress deformation, relations for isotropic materials. J. Rat. Mech. Anal.4, 323?425 (1955).