Hensel, P.2000. Territory: Theory and evidence on geography and conflict . In J. Vasquez, ed. What do we know about war? 57-84, Lanham, MD: Rowman and Littlefield.
2.
Holsti, K.J.1991. Peace and war: Armed conflicts and international order 1648-1989. New York, NY: Cambridge University Press.
3.
Huth, P.2000. Territory: Why are territorial disputes between states a central cause of international conflict? In J. Vasquez, ed. What do we know about war? 85-110, Lanham, MD: Rowman and Littlefield.
4.
Kocs, S.A.1995. Territorial disputes and interstate war, 1945-1987. Journal of Politics57(1): 159- 175.
5.
Starr, H.2002. Opportunity, willingness, and geographic information systems: Reconceptualizing borders in international relations. Political Geography, 21: 243-261.
6.
Tir, J., and P.F. Diehl.2002. Geographic dimensions of enduring rivalries . Political Geography21: 263-286.
7.
Vasquez, J.A.1993. The war puzzle. Cambridge, MA: Cambridge University Press.