Swarm intelligence : 8th international conference, ANTS 2012, Brussels, Belgium, September 12-14, 2012 : proceedings

Evaluation of research and development : methodologies for R&D evaluation in the European community member states, the United States of America, and Japan : proceedings of the seminar held in Brussels, Belgium, October 17-18, 1983 / edited by G. Boggio and E. Spachis-Papazois

Long-term changes in coastal benthic communities : proceedings of a symposium, held in Brussels, Belgium, December 9-12, 1985 / edited by C. Heip, B.F. Keegan, and J.R. Lewis

Human well-being : challenges for the 1980s social, economic, and political action

Perspectives on morality and human well-being : a contribution to Islamic economics