Eurostat Demography and Migration (DEMO) Database. https://ec.europa.eu/eurostat/web/population-demography-migration-projections/data/database

Eurostat Glossary: Asylum Recognition Rate - Statistics Explained. https://ec.europa.eu/eurostat/statistics-explained/index.php/Glossary:Asylum_recognition_rate

Eurostat Statistical Reference Metadata in Euro SDMX Metadata Structure (ESMS). https://ec.europa.eu/eurostat/cache/metadata/EN/migr_asyapp_esms.htm

Hellenic Republic, Ministry of Migration Policy : Statistical Data of the Greek Dublin Unit (07.06.2013 - 31.12.2018), 3 January 2019. http://asylo.gov.gr/en/wp-content/uploads/2019/01/Dublin-stats_December18EN.pdf

UK Home Office: Summary of Latest Immigration Statistics, 29 November 2018, GOV.UK. https://www.gov.uk/government/publications/immigration-statistics-year-ending-september-2018/summary-of-latest-statistics