1. Cross-flow filtration in the downstream processing of enzymes;Kroner;Proc. Biochem.,1984
2. Crossflow microfiltration for recovery of intracellular products;Le;Proc. Biochem.,1985
3. Mikrofiltration von Fermenterbrühen;Rähse;Chem. Ing. Tech.,1985
4. Biotechnological products and their production;Gölker;Biotech Forum,1986
5. Cross-flow filtration in the downstream processing of enzymes — Current status;Kroner;Biotech Forum,1986