1. CEIC Data. (2022). Serbia Foreign Direct Investment. https://www.ceicdata.com/en/indicator/serbia/foreign-direct-investment
2. Central Bank of Albania. Annual Reports (2007, 2012). https://www.bankofalbania.org/Publications/Periodic/Annual_Report/?rpp=1&msv=&ser=57&crd=0,15,14,1,0,11400&ln=2
3. Central Bank of Kosovo. Annual Reports (2008, 2011, 2020, 2021, 2022). https://bqk-kos.org/statistikat/serite-kohore/ [in Albanian].
4. Central Bank of Montenegro. Annual Reports (2003, 2009, 2021). https://www.cbcg.me/en/publications/regular-publications/central-bank-of-montenegro-annual-report
5. Development Agency of Serbia. (n.d.). Serbia has attracted over €42 billion of inward foreign direct investment since 2007. https://ras.gov.rs/en/invest-in-serbia/why-serbia/join-the-pool-of-the-successful