Environmental Change, Migration and Conflict: Theoretical Analysis and Empirical Explorations. Paper presented at the International Workshop “Human Security and Climate Change” in Asker, Norway, 21-23 June.
International Institute for Environment and Development (IIED) und World Business Council for Sustainable Development (WBCSD) 2002: Breaking New Ground. Mining Minerals and Sustainable Development. London: Earthscan Publications.
Armed Conflict and Natural Resources: The Case of the Minerals Sector. No. 12: International Institute for Environment and Development (IISD).