1. Aitchison J and Cleverdon C (1963) A report on a test of the index of metallurgical literature of Western Reserve University. (ASLIB Cranfield Research Project). College of Aeronautics Cranfield Bletchley Bucks. Aitchison J and Cleverdon C (1963) A report on a test of the index of metallurgical literature of Western Reserve University. (ASLIB Cranfield Research Project). College of Aeronautics Cranfield Bletchley Bucks.
2. Anonymous (1963) Science government and information: The responsibilities of the technical community and the government in the transfer of information (a Report of the President's Science Advisory Committee). Washington D.C.: Government Printing Office. Anonymous (1963) Science government and information: The responsibilities of the technical community and the government in the transfer of information (a Report of the President's Science Advisory Committee). Washington D.C.: Government Printing Office.
3. Government Responsibility for Scientific Documentation
4. Cleverdon C (1962) Report on the testing and analysis of an investigation into the comparative efficiency of indexing systems. (ASLIB Cranfield Research Project). College of Aeronautics Cranfield Bletchley Bucks. Cleverdon C (1962) Report on the testing and analysis of an investigation into the comparative efficiency of indexing systems. (ASLIB Cranfield Research Project). College of Aeronautics Cranfield Bletchley Bucks.
5. The TESTING OF INDEX LANGUAGE DEVICES