Every reference with a DOI in the deposited reference list resolved to a known
work in Crossref or DataCite at the dated check, and none carried a retraction,
withdrawal, or removal notice.
The 18 references without a DOI — listed, not checked
no DOI — not checkedBANKS, ARTHUR S. 1971Cross-polity time-series data. Cambridge, MA: MIT Press.
no DOI — not checkedECKSTEIN, HARRY, and TED ROBERT GURR 1975Patterns of authority: A structural basis for political inquiry. New York: Wiley-Interscience.
no DOI — not checkedEISENSTADT, S. N. 1978Revolution and the transformation of societies: A comparative study of civilizations. New York: Free Press.
no DOI — not checkedGURR, TED ROBERT and ASSOCIATES 1978Comparative studies of political conflict and change: Cross national datasets. Ann Arbor: Inter-University Consortium for Political and Social Research.
no DOI — not checkedGURR, TED ROBERT KEITH JAGGERS, and WILL H. MOORE 1989Polity II codebook. Boulder, CO: Center for Comparative Politics, Department of Political Science, University of Colorado.
no DOI — not checkedJACOBY, HENRY 1973The bureaucratization of the world. Berkeley CA: University of California Press.
no DOI — not checkedJAGGERS, KEITH 1989 War and the three faces of power: War-making and state-making in Europe and North America, 1823–1953. Paper presented at the Annual Meetings of the International Studies Association. London. March.
no DOI — not checkedLICHBACH, MARK IRVING 1984Regime change and the coherence of European governments Denver: Graduate School of International Studies, Monograph, Series in World Affairs, Vol. 21. Book 1.
no DOI — not checkedMAOZ, ZEEV 1989 Joining the club of nations: Political development and international conflict. 1816–1976.International Studies Quarterly 33, 2 (June): 198–231.
no DOI — not checkedMOORE, BARRINGTON, JR. 1966Social origins of dictatorship and democracy: Lord and peasant in the making of the modern world. Boston: Beacon Press.
no DOI — not checkedRUSSETT, BRUCE 1970What price vigilance? The burdens of national defense. New Haven: Yale University Press.
no DOI — not checkedSINGER, J. DAVID, STUART BREMER, and JOHN STUCKEY 1972 Capability distribution, uncertainty, and major power war, 1820–1965. InPeace, war, and numbers, edited by Bruce M. Russett. Beverly Hills, CA: Sage Publications.
no DOI — not checkedTAYLOR, CHARLES L., and DAVID JODICE 1983World handbook of political and social indicators. 3d ed.. New Haven: Yale University Press.
no DOI — not checkedTHIESSEN, HEATHER, and MARTHA BAYS 1986 A survival analysis of polity persistence and change: A reanalysis of “Persistence and change in political systems, 1800–1971.” Paper presented at the Annual Meetings of the Midwest Political Science Association, Chicago (April).
no DOI — not checkedTILLY, CHARLES, ed. 1975The formation of national states in Western Europe. Princeton, NJ: Princeton University Press.
no DOI — not checkedTRIMBERGER, ELLEN K. 1978Revolution from above. New Brunswick, NJ: Transaction Books.
no DOI — not checkedWARD, MICHAEL D. 1974 Authority dimensions: A study of the reliability and validity of the polity data. Unpublished research paper, Department of Political Science, Northwestern University.
no DOI — not checkedZIMMERMANN, EKKART 1980Political violence, crises, and revolutions: Theories and research. Cambridge, MA: Schenkman.
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