1. Rising plane bubbles;Birkhoff;Journal of Mathematics and Mechanics,1957
2. Bubble interaction in fluidized beds;Clift;A.I.Ch.E. Symposium Series,1970
3. Continuous bubbling and slugging;Clift,1985
4. Bubble growth due to coalescence in fluidised beds;Darton;Transactions of the Institution of Chemical Engineers,1977
5. Fluidised Particles;Davidson,1963