Ahlhorn, Frank. Long-term Perspective in Coastal Zone Development Multifunctional Coastal Protection Zones / [electronic resource] : by Frank Ahlhorn. - Berlin, Heidelberg : Springer Berlin Heidelberg, 2009. - digital. ISBN: 9783642017742 Standard No.: 10.1007/978-3-642-01774-2 doi Subjects--Topical Terms: Geography.Geology.Regional planning.Nature Conservation.Sustainable development.Earth Sciences.Coastal Sciences.Landscape/Regional and Urban Planning.Nature Conservation.Sustainable Development.