1. COE, European Landscape Convention, Florence, CETS No. 176, Council of Europe, Strasbourg, 2000.
2. G. Groom, Methodological review of existing classifications, in: D. Wascher (Eds.), Landscape Character Areas: Typologies, Cartography and Indicators for the Assessment of Sustainable Landscapes, Alterra Report No. 1254, 2005, pp. 32–45.
3. Landscape and Identification, Assessment and Quality Objectives, Landscape and Sustainable Development: Challenges of the European Landscape Convention;Lüginbuhl,2006
4. The practice of landscape conventions and the just landscape: the case of the European Landscape Convention;Olwig;Landscape Research,2007
5. Landscape and Public Participation. Landscape and Sustainable Development: Challenges of the European Landscape Convention;Prieur,2006