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2. Hibbert , H. R. Tallentire A. 1967 Size analysis of bacteria. 5th British Coulter Counter Users' Meeting, London
3. Some factors affecting the sizing and counting of Escherichia coli with the Coulter counter;Rye;J. Pharm. Pharmac.,1967
4. Rye , R. M. Wiseman , D. 1969 The differentiation between living and dead cells of Escherichia coli using the Coulter counter. 7th British Coulter Counter Users' Conference, London
5. Experiences with the Coulter counter in bacteriology;Swanton;Appl. Microbiol.,1962