Contained are listings of descriptors used to index the literature in the National Criminal Justice Reference Service (NCJRS) documentation data base, and to store and retrieve information about the literature for users of the service. Term selection is determined by the vocabulary used in the documents input into the system, the frequency of term…

Although articles in series generally embrace a central theme, they may not share a common index term; retrieval by medical subject heading often produces an incomplete set. Since subject retrieval is problematic, it would be helpful if articles in a series could be retrieved by series title. Five quality-assessed general medical journals…

The trend toward on-line utilization of computers in recent years has included the emergence of computer support systems to fill the information processing needs of individuals engaged in scientific research. In this study, a new approach to document description is applied to the design of a personal information storage and retrieval system,…