1. Friction and transfer coefficients for single particles and packed beds;Ranz;Chem. Engng Prog.,1952
2. Note on minimum possible rate of heat transfer from a sphere when other spheres are adjacent to it, Trans;Cornish;Instn Chem. Engrs.,1965
3. Heat and mass transport in multiparticle systems;Pfeffer;I/EC Fundamentals,1964
4. Viscous flow in multiparticle systems: Slow motion of fluids relative to beds of spherical particles;Happel;A.I.Ch.E.Jl,1958
5. Physicochemical Hydrodynamics;Levich,1962