Water Security and Peace. A Synthesis of Studies - prepared unter the PCCP Water for Peace Process. UNESCO & Green Cross International.
Dehydrating Conflict. Foreign Policy, September 2001.
Politische Antworten auf die globale Wasserkrise: Trends und Konflikte. Aus Politik und Zeitgeschichte, B 48-49/2001, 3-12.
Water and human security (AVISO No. 3, June 1999). Victoria, Canada: The Global Environmental Change and Human Security Project.
Environment, Scarcity, And Conflict: A Study of Malthusian Concerns. Department of Peaceand Development Research, Goteborg University, Goteborg, Switzerland.
Water resources, prevention of conflict and the coherence of EU policies in the Horn of Africa (Discussion Paper). London: SOAS and Saferworld.