1. C.C. Graham , R. Lamb . “Coal Preparation — Dense Media Rheology. A Review of Measurement and Control.” Australian Coal Industry Research Laboratories Ltd . P.R.3 ( 1982 ).
2. I.J. Overand , R. R. Horsley , R. L. Jones and R. K. Vinycomb “A New Method for the Measurement of Rheological Properties of Settling Slurries “, Proceedings of the IXth International Congress on Rheology , Mexico , ( 1984 ( 583 – 590 .