Accounting for International War: The State of the Discipline
Another approach to a Theory on the Causes of International War
Incompatibility, Confrontation, and War: Four Models and Three Historical Systems, 1816--1976
Old Nails in New Coffins: The Para Bellum Hypothesis Revisited
The Quantitative Study of International Conflict: Quantity and Quality? An Assessment of Empirical Research
The Victims -- a Research Failure