The growing crisis of traditional information retrieval systems - what is to follow?.- FAKYR - a method base system for education and research in information retrieval.- Liars: A software environment for testing query processing strategies.- The implementation of a document retrieval system.- An intelligent terminal for implementing relevance feedback on large operational retrieval systems.- Messidor : A distributed information retrieval system.- Adapting a data organization to the structure of stored information.- On the architecture of a system integrating data base management and information retrieval.- Probabilistic approaches to the document retrieval problem.- The unified probabilistic model for IR.- Explanation and generalization of vector models in information retrieval.- Incorporation of relevance feedback into boolean retrieval systems.- An evaluation of term dependence models in information retrieval.- A decision theory approach to optimal automatic indexing.- Simulation of bibliographic retrieval databases using hyperterms.- Techniques for measuring the stability of clustering: A comparative study.- Retrieval of abstracts by analogy.- From research to application: The cite natural language information retrieval system.- Machine intelligence VS. Machine-aided intelligence in information retrieval: A historical perspective.- Information retrieval by voice input and output.- Is text compression by prefixes and suffixes practical?.