1. Weissenberg, K., “Abnormal substances and abnormal phenomena of flow,” Proc. Int. Congr. Rheol. (1948) I, (1949) 29–46.
2. Markovitz, H., “Rheological behavior of fluids,” A film produced by Educational Services, Inc. (Watertown, Mass.) for the National Committee on Fluid Mechanics Films. Copies may be rented from Encyclopaedia Britannica, Educ. Corp., Chicago, Ill.
3. Viscometric Flows of Non-Newtonian Fluids;Coleman,1966
4. “Nonlinear Steady Flows,”;Markovitz,1967
5. “Nonlinear continuum mechanics of viscoelastic fluids,”;Rivlin;Ann. Rev. of Fluid Mechanics,1971