1. Separation processes in Biotechnology;Asenjo,1990
2. Disruption of Saccharomyces cerevisiae using enzymatic lysis combined with HPH;Baldwin;Biotechnol. Techn.,1990
3. S.T.L. Harrison, The extraction and purification of PHB from Alcaligenes eutrophus, Ph.D. Dissertation, University of Cambridge, 1990.
4. Combined chemical and mechanical processes for the disruption of bacteria;Harrison;Bioseparation,1991
5. Recovery of foreign protein from the periplasm of Escherichia coli by chemical permeabilisation;Naglak;Enzyme Microb. Technol.,1990