Laza Kekic, director, country forecasting services. The Economist Intelligence Unit’s index of democracy(PDF). The World in 2007. Economist Intelligence Unit. 15 November 2006 [13 June 2011]. (原始内容存档(PDF)于2019-09-07).
Laza Kekic, director, country forecasting services. The Economist Intelligence Unit’s index of democracy(PDF). The World in 2007. Economist Intelligence Unit. 15 November 2006 [13 June 2011]. (原始内容存档(PDF)于2019-09-07).
Index of Democracy 2008(PDF). Economist Intelligence Unit. 21 October 2008 [26 May 2011]. (原始内容存档(PDF)于2011-05-13).