Defining assessment projects and scenarios for policy support: Use of ontology in Integrated Assessment and Modelling. - Sander Janssen; Frank Ewert; Hongtao Li; Ioannis N. Athanasiadis; J. J. F. Wien; Olivier Thérond; M. J. R. Knapen; I. Bezlepkina; J. Alkan-Olsson; Andrea Emilio Rizzoli; Hatem Belhouchette; M. Svensson; et al. (Environ. Model. Softw., 2009)