1. Some considerations of powder particle segregation by tapping and vibration;Kawakita;Proc. of Powtech 1971: International Powder Technology and Bulk Granular Solids Conference, Harrogate, England,12141971
2. Segregation of granules in a vibrated bed;Williams;Powder Technol.,1967
3. Experimental investigation into the settling behavior of suspension;Davies;Proc. of Powtech 1971: International Powder Technology and Bulk Granular Solids Conference, Harrogate, England,12141971