Cheibub, José Antonio; Gandhi, Jennifer; Vreeland, James Raymond (2010-04-01). "Democracy and dictatorship revisited". Public Choice (به انگلیسی). 143 (1): 67–101. doi:10.1007/s11127-009-9491-2. ISSN1573-7101.
Cheibub, José Antonio; Gandhi, Jennifer; Vreeland, James Raymond (2010-04-01). "Democracy and dictatorship revisited". Public Choice (به انگلیسی). 143 (1): 67–101. doi:10.1007/s11127-009-9491-2. ISSN1573-7101.