References indexed for Australian Education Index (AEI) were sampled and compared where possible with same references indexed for ERIC and Australian Public Affairs Information Service (APAIS) databases. An analysis of coverage of Australian references reveals indexing consistency figures of 22 percent for ERIC/AEI and 18 percent for AEI/APAIS.…

Results of this study comparing coverage and features of Psychological Abstracts and National Institute of Mental Health (NIMH) online databases demonstrate a 49 percent citation overlap between the files. A complementary, not competitive, relationship is indicated by comparing citation overlap, journal coverage, descriptive indexing, treatment of…

This study evaluates bibliographical coverage of Islamic literature provided by four Western indexing services ("Social Sciences Citation Index,""Social Sciences Index,""Humanities Index,""Index Islamicus") by using bibliographical checking method. Highlights include characteristics of literature and…

Discusses criteria for evaluating microcomputer database management systems (DBMS) used for storage and retrieval of bibliographic data. Two popular types of microcomputer DBMS--file management systems and relational database management systems--are evaluated with respect to these criteria. (Author/MBR)

Assesses the impact of current coverage and indexing policies on MEDLINE's retrieval performance in the medical behavioral sciences literature by comparing retrievals in EXCERPTA MEDICA, PSYCHINFO, SCISEARCH, and SOCIAL SCISEARCH. Searches were made with descriptors, cited references, and natural language, and recall, precision, and novelty ratios…

These two articles discuss clustering structure in the Cystic Fibrosis Document Collection, which is derived from the National Library of Medicine's MEDLINE file. The exhaustivity of four subject representations and two citation representations is examined, and descriptor-weight thresholds and similarity thresholds are used to compute…