1. Violence through environmental discrimination;Baechler,1999
2. Barnett, J. (2001). Security and climate change. Working Paper 7. Tyndall Centre for Climate Change Research, Norwich.
3. Climate change, environmental stress and conflict;Brauch,2002
4. The geography of civil war;Buhaug;Journal of Peace Research,2002
5. Accounting for scale: measuring geography in quantitative studies of civil war;Buhaug;Political Geography,2005