Volume 4, Number 1, March 1968
Volume 4, Number 2, June 1968
H. F. Dammers
: Integrated information processing and the case for a national network.
: Permuted title or key-phrase indexes and the limiting of documentalist work needs.
R. de los Rios
: SDS: An European extension of NASA documentation system.
: Performance of automatic information systems.
F. W. Lancaster
: Interaction between requesters and a large mechanized retrieval system.
: The problems of input and their implications in mechanization.
Volume 4, Number 3, August 1968
Larry E. Stanfel
: On a quantitative approach to improving document retrieval performance*.
: On-line translation of natural language questions into artificial language queries.
Volume 4, Number 4, December 1968