1.
Economic Importance of Air Transport and Airport Activities in Belgium – Report 2009
Economic importance of air transport and airport activities in Belgium – Report 2012
Economic importance of the Flemish maritime ports: Report 2002
Economisch belang van de Vlaamse zeehavens: verslag 2003
An empirically-based taxonomy of Dutch manufacturing : innovation policy implications
Stakeholder analysis as a tool for developing local governance in sustainable forest management: a case study of the Sabana Yegua Watershed, Dominican Republic