P. Reyniers: Facts and figures on interlibrary lending in Dutch-speaking Belgium in 1989.59-76
Ronald Rousseau: Category theory and informetrics: Information production processes.77-87
J. van Borm: From interlibrary lending statistics to clearinghouse: The use of ILL statistics in Belgium.89-100
E. de Smet: Information behaviour in a scientific-technical environment: A survey with innovation engineers.101-113
J. C. J. Dierick: Determining the Lotka parameters by sampling.115-148
M. Dorban, A. F. Vandevenne: Bibliometric analysis of bibliographic behaviours in economic sciences.149-165
Leo Egghe: Generalized transfer principles in econometrics and informetrics.167-191
R. Philips: Pseudo-metrics on bibliographic entities.193-199
F. Provost, Paul Nieuwenhuysen: Measuring overlap of data bases in water supply and sanitation using sampling and the binomial probability distribution.201-209
Anton K. Formann: Academic personnel selection: Description and prognosis of the decisions made by the committee for the selection of candidates for a full professorship.401-414
María Bordons, Santos Barrigón: Bibliometric analysis of publications of Spanish pharmacologists in the SCI (1984-89). Part II - Contribution to subfields other than "pharmacology & pharmacy" (ISI).425-446
F. Anderson, R. Dalpé: A profile of Canadian coal and petroleum research communities.447-463
Hildrun Kretschmer: Call for papers Fourth International Conference on Bibiliometrics, Informetrics, and Scientometrics - September 13-18, 1992, Berlin, Germany.465