Jonas, M., Ganopolski, A., Krabec, J., Olendrzynski, K. P. (1993): A Set of Climate Models for Integrated Modelling of Climate Change Impacts, Part I: Introduction and Overview - A 2- Dimensional Zonal Climate Model - A Projected Application to European Forests, (A Set of Climate Models for Integrated Modelling of Climate Change Impacts, Part I: Introduction and Overview - A 2- Dimensional Zonal Climate Model - A Projected Application to European Forests), Laxenburg, Austria : IIASA.