Strategi for recuducing billable OCLC searches used in cataloging Susan L.Tsui

Pharmacophores and pharmacophore searches

Specification searches : ad hoc inference with nonexperimental data

Subject no-hits searches in an academic library online catalog: an exploration of two potential ameliorations Rumi Y.Graham

Power errors resulting from the users misconception of the OPAC in 1992 than a decade ago: a comparative study of no direct hits and zero hits in author searches Elisabeth Sinnott