http://www.oecd.org/eco/surveys/Turkey-2018-OECD-economic-survey-overview.pdf
https://www.lowyinstitute.org/publications/ukraine-effect-demise-or-rebirth-global-order
https://www.aljazeera.com/indepth/features/russia-krg-gamble-rosneft-iraq-kurdistan-190409123038460.html