1. Behaviour of gas-fluidized beds of fine powders, part II. Voidage of the dense phase in bubbling beds;Abrahamsen;Powder Technology,1980
2. Barletta, D., Donsì, G., Ferrari, G., Poletto, M., 2005. Aerated flow of fine cohesive powders in a Peschl shear cell. Proceedings of Powders and Grains 2005, Stuttgart (D), July 18–22, 2005, pp. 1033–1037.
3. The measurement of emulsion phase voidage in gas fluidized beds of fine powders;Barreto;Chemical Engineering Science,1983
4. Botterill, J.S.M., Teoman, Y., Yuregir, K.R., 1982. Effect of operating temperature on the velocity of minimum fluidization, bed voidage and general behaviour. Powder Technology 31, 101.
5. Bruni, G., 2005. An investigation of the influence of fines size distribution and high temperature on the fluidization behaviour of gas fluidized beds linked with rheological studies. Ph.D. Dissertation, University College London, UK.