The present study examined undergraduate students' multiple source use in response to two different types of academic questions, one discrete and one open-ended. Participants (N = 240) responded to two questions using a library of eight digital sources, varying in source type (e.g., newspaper article) and reliability (e.g., authors' credentials).…

This research examined teachers' online behaviors while using a digital library service--the Instructional Architect (IA)--through three consecutive studies. In the first two studies, a statistical model called latent class analysis (LCA) was applied to cluster different groups of IA teachers according to their diverse online behaviors. The third…

Proposes and analyzes a method for servicing keyword queries expressed in a digital library. Topics include efficiency via the concept of customers and producers; grouping queries into clusters of similar concepts; information density of the library; query delay; query priorities; and fuzzy decision-making. (Author/LRW)