https://www.brookings.edu/articles/when-do-militaries-undermine-democratization/
https://www.voxespana.es/biblioteca/espana/2018m/gal_c2d72e181103013447.pdf
https://yougov.co.uk/topics/politics/articles-reports/2020/12/02/yougov-democracy-study
https://verfassungsblog.de/the-rise-and-fall-of-world-constitutionalism/