RUIZ PÉREZ, Andrés. José Antonio Cheibub. Presidentialism, parliamentarism, and democracy. Nueva York : Cambridge University Press, 2007. 202 p. Foro Internacional, México, Ciudad de México, v. 49, n. 2, p. 439–443, 2009. Disponível em: https://forointernacional.colmex.mx/index.php/fi/article/view/1950. Acesso em: 29 abr. 2025.