1. Information Exchange Groups
2. AUERBACH CORP. 1965. DoD user-needs study, Phase 1, vols. 1, 2. (AD 615501,2)
3. BATTELLE MEMORIAL INSTITUTE (1967) Industrial Utilization of the National Information Resource for Science and Technology, Columbus.
4. Estimates of the number of currently available scientific and technical periodicals;BARR;J. of Doc.,1967