„Islands by Area”. UN System-Wide Earthwatch. United Nations Environment Programme. 18. 2. 1998. Архивирано из оригинала 01. 12. 2015. г. Приступљено 30. 8. 2008.
The 2022 population of the Republic of Ireland was 5,123,536 and that of Northern Ireland in 2021 was 1,903,100. These are Census data from the official governmental statistics agencies in the respective jurisdictions:
Central Statistics Office, Ireland (април 2017). „Census of Population 2022”. Dublin: Central Statistics Office, Ireland. Приступљено 25. 7. 2022.
„Census 2011, Key Statistics for Northern Ireland”(PDF). Department of Finance and Personnel's Northern Ireland Statistics and Research Agency. децембар 2012. стр. 13. Архивирано из оригинала(PDF) 24. 12. 2012. г. Приступљено 2. 2. 2014.
„Census 2011, Key Statistics for Northern Ireland”(PDF). Department of Finance and Personnel's Northern Ireland Statistics and Research Agency. децембар 2012. стр. 13. Архивирано из оригинала(PDF) 24. 12. 2012. г. Приступљено 2. 2. 2014.
unep.ch
islands.unep.ch
„Islands by Area”. UN System-Wide Earthwatch. United Nations Environment Programme. 18. 2. 1998. Архивирано из оригинала 01. 12. 2015. г. Приступљено 30. 8. 2008.
web.archive.org
„Census 2011, Key Statistics for Northern Ireland”(PDF). Department of Finance and Personnel's Northern Ireland Statistics and Research Agency. децембар 2012. стр. 13. Архивирано из оригинала(PDF) 24. 12. 2012. г. Приступљено 2. 2. 2014.
„Census 2011, Key Statistics for Northern Ireland”(PDF). Department of Finance and Personnel's Northern Ireland Statistics and Research Agency. децембар 2012. стр. 13. Архивирано из оригинала(PDF) 24. 12. 2012. г. Приступљено 2. 2. 2014.