1. D. C-H. Cheng and R. A. Richmond Rheol. Acta, 17 (1978) 446?453.
2. D. C-H. Cheng. Powder. Tech. 37 (1984) 225?273.
3. Res. Rept;D. C-H. Cheng,1984
4. J. J. Benbow, Lab. Practice, 12 (1963) 533.
5. D. C-H. Cheng, Proceedings Symposium Physical Properties Liquid and Gases for Plant and Process Design, East Kilbride, 1968. (HMSO, Edinburgh, 1970).