1. Mineral Processing Technology;Wills,1996
2. Helicoid performance and fine cassiterite-contributed remarks;Burch;Trans. Inst. Min. Metall.,1962
3. Spiral Concentrators, J. Minerals Engineering, 7 (11), (1994) 1363–1385.
4. M.L. Jancar, P.N. Holtham, J.J. Davis, C.A.J. Fletcher, Approaches to the Development of Coal Spiral Models, An International symposium, Soc. Mining, Metal and Exploration Littliton, USA, 1995, pp. 335–345.
5. T. Jancar, C.A.J. Fletcher, P.N. Holtham, J.A. Reizes, Computational and experimental investigation of spiral separator hydrodynamics, in: Proc. XIX Int. Mineral Processing Congress, San Francisco, USA, 1995.