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Schneider, Flurina; Ledermann, Thomas; Prasuhn, Volker; Liniger, Hanspeter; Fry, Patricia; Herweg, Karl; Rist, Stephan (2006). On- and Off-site Effectiveness of Soil and Water Conservation in Switzerland: Steps Towards the Integration of Farmers , Experts and Scientific Knowledge. ISCO-14 Proceedings, [1-6]. International Soil Conservation Organization
Liniger, Hanspeter; Schwilch, Gudrun; Hurni, Hans; Critchley, William (2006). Soil and Water Conservation, Global Change, and the Millennium Development Goals: An Evaluation by WOCAT. ISCO-14 Proceedings, [1-6]. International Soil Conservation Organization
Van Lynden, Godert; Schwilch, Gudrun; Liniger, Hanspeter (2006). Mapping the unknown? The extent of Sustainable Land Management. ISCO-14 Proceedings. International Soil Conservation Organization