https://www.brookings.edu/articles/indonesias-election-reveals-its-democratic-challenges/
https://www.fawcettsociety.org.uk/Handlers/Download.ashx?IDMF=bb90467f-174b-4f68-801a-4ae04e4fd33c
https://freedomhouse.org/sites/default/files/2020-04/05062020_FH_NIT2020_vfinal.pdf
https://www.transparency.org/en/news/how-cpi-scores-are-calculated