Diplomatic exchange data, 1815-1970
de J. David Singer, Melvin Small, Inter-university Consortium for Political and Social Research
For each international system member, the presence or absence at five-year intervals of a diplomatic mission from every other system member is coded.
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Ediciones (1)
- Diplomatic exchange data, 1815-1970 (1970)
Inter-university Consortium for Political and Social Research [distributor · und
