Analysis of current methods for achieving compatibility or convertibility between two or more indexing languages draws attention to the need for a switching language to establish equivalency between concepts, not terms. In order to examine the assumption of the conceptual equivalency of identical terms in the indexing languages of related subject…

Examines relationship between journal productivity (number of references to particular journal) and journal obsolescence (median age of references to particular journal) for database of references dealing with desalination. Citation age by Bradford zones, continuous measurement of productivity and citation age, and underlying structure of observed…

Describes two research projects based on QUEST and proposes an information handling model. Design, interrogation, and evaluation of data files are discussed relative to restraints imposed by child's developmental stage and nature of software employed. Implications of computer-related information handling for curriculum design and children's…

Discussion of the use of computerized databases in classroom instruction focuses on problem solving skills, student attitudes toward computers, and learning processes. A study of eighth graders is described that tested hypotheses involving the comparative analysis of data, and its implications for curriculum development and instructional methods…