1. The Selective Dissemination of Information System-Present Operations and Future Applications, in Ed., Library Seminar—October 19–20, 1960, IBM Federal Systems Division, Space Guidance Center, Owego, N.Y., February 28, 1961, pp. 14–40.
2. Selective dissemination of new scientific information with the aid of electronic processing equipment
3. et al., Selective Dissemination of Information, SDI—2 System, IBM Advanced Systems Development Division, Rep. No. 17–031, (1961).
4. Information Retrieval, American Behavioral Scientist, (No. 10): 15–20 (1961).
5. et al., Selective Dissemination of Information, IBM Corporation, Federal Systems Division, Owego, N.Y., 1961, Rep. No., 61–510-7.