1. Regime transitions in gas-solid circulating fluidized beds;Bi,1991
2. Transition from bubbling to turbulent fluidization;Bi,1994
3. Effects of measurement methods on velocities used to demarcate the transition to turbulent fluidization;Bi;Chem. Engng J.,1995
4. On types of choking in pneumatic systems;Bi;Int. J. Multiphase Flow,1993
5. Regime transitions affecting gas-solids suspensions and fluidized beds;Bi;Chem. Engng Res. Des.,1995