Clarifies the definition of hypertext by contrasting traditional database management systems and associative information management systems software. Relative strengths and weaknesses of each approach are discussed, and useful applications of hypertext on personal computers are described. A glossary and a directory of product information are…

Describes the elements and functioning of the terminology bank of the PLATO (Programmed Loqic for Automated Teaching Operation) system. Discusses contemporary terminology and lexicography notions on which the bank is based and outlines the tasks performed through PLATERM. (MES)

Describes a prototype expert system that can be used in consultation mode to assist users in their searches, or in simulation coach or Socratic tutor modes to instruct professionals in the reference process. Examples of transactions in each mode are given, and a glossary is provided. (19 notes with references) (CLB)