H. S. Stephens and H. S. Stephens.European Conference on Mixing (4th : 1982 : Noordwijkerhout, Netherlands)：Papers presented at the 4th European Conference on Mixing held at Noordwijkerhout.Bedford, BHRA Fluid Engineering,1982.
European Conference on Mixing (4th : 1982 : Noordwijkerhout, Netherlands)：Papers presented at the 4th European Conference on Mixing held at Noordwijkerhout
H. S. Stephens and H. S. Stephens.Bedford, BHRA Fluid Engineering,1982.
