1. Instrumentation for automatically prescreening cervical smears;Bostrom,1959
2. Apparatus for automatic preparation and scanning in cervical cytology;Boddington;Biophys. Med. J.,1967
3. Quantimet cytoscreen experimental biomedical mass screening system, Imanco Ltd. Melbourn, Royston, Herts SG8 6EJ, England.
4. CESAR Cervical smear analyser and reader;Dawson;J. Clin. Pathol.,1967
5. Automatic identification and measurement of cells by computer;Rosenberg;Science,1969