The Resolution of Conflicts between States
For a shorter period than Holsti applies, and with a different systematic, this short article also discusses the importance of international orders and relations between major powers for war as well as peace:
Wallensteen, Peter 1984. Universalism vs. Particularism. On the Limits of Major Power Order, Journal of Peace Research, Vol. 21 (3): 243-57.
Also reproduced in Peter Wallensteen 2011. Peace Research: Theory and Practice, London: Routledge, where also the notions of Geopolitik, Realpolitik, Idealpolitik and Kapitalpolitik are analysed at some length.