1989

doi dblp
Cataloging and expert systems: AACR2 as a knowledge base
Roland Hjerppe | Birgitta Olander
1989 Volume 40 Issue 1

1988

dblp
Introducing Hypertext in Primary Health Care : Supporting the Doctor-Patient Relationship
Toomas Timpka | Roland Hjerppe | John Zimmer | Marie Ekström
Computer-Assisted Information Retrieval (Recherche d'Information et ses Applications) - RIAO 1988, 2nd International Conference, Massachusetts Institute of Technology, Cambridge, MA, USA, March 21-25, 1988. Proceedings

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