1. Air-water counter-current annular flow in vertical tubes;Bharathan,1979
2. Air-water counter-current annular flow;Bharathan,1979
3. The mechanism of flooding in vertical counter current two-phase flow;Centinbudakler;J. Fluid Mech.,1969
4. The effect of viscosity on the flooding conditions in wetted wall columns;Clift;Chem. Engng Sci.,1966
5. Two-phase interactions in counter-current flow studies of the flooding mechanism;Dukler,1977