1. The Federal Statistical Institute. Statistical Yearbook of the Socialist Federal Republic of Yugoslavia: The Federal Statistical Institute of Yugoslavia, 1989.
2. The 1991 Gulf War a BBC Production. https://www.youtube.com/watch?v = 8zQT5WB_nHE 2019.
3. African Development Bank. “Democratic Republic of Congo Economic Outlook.” Text. African Development Bank Group. African Development Bank Group March 29 2019. https://www.afdb.org/en/countries-central-africa-democratic-republic-congo/democratic-republic-congo-economic-outlook.
4. The Economy of Iraq
5. The Trouble with the Congo