1. But see T. Schelling, The Strategy of Conflict (1958)
2. J. Buchanan and G. Tullock, The Calculus of Consent (1962)
3. W. H. Riker, The Theory of Political Coalitions (1962)
4. S. Groennings et al., The Study of Coalition Behaviour (1970)
5. G. Almond et al., Crisis, Choice, and Change (1973)