doi dblp
A user-oriented information system, operational on a regional basis within the Scandinavian countries
W. Holst

doi dblp
The design of cost-effective hierarchical information systems
B. C. Brookes

doi dblp
Optimum procedures for economic information retrieval
H. S. Heaps | Larry H. Thiel

doi dblp
The cost and costing of information storage and retrieval
Vivian S. Sessions

doi dblp
A computer based retrieval system using a reactive thesaurus
F. Robinson

doi dblp
Some cost estimates for bibliographical searching in a large-scale social sciences information system
G. K. Thompson

doi dblp
The construction of retrieval environments and pseudo-classifications based on external relevance
David M. Jackson

doi dblp
Information network development : Cost data for the operation of a decentralized information network: Educational resources information center
Harvey Marron

doi dblp
Computer technology and the congress
Robert Lee Chartrand

doi dblp
Cryptographic techniques for computers: Substitution methods
Dennie Van Tassel