對愛爾蘭本土足球（尤其是北愛爾蘭）的種族淵源有深入的探討，可參閱：Cronin, Mike. Sport and Nationalism in Ireland: Gaelic Games, Soccer and Irish Identity Since 1884. Four Courts Press. 1999. ISBN 978-1-85182-456-4.; Cronin, Mike & Mayall, David. Sporting Nationalisms: Identity, Ethnicity, Immigration, and Assimilation. Routledge. 1998. ISBN 978-0-7146-4449-3.; Dunn, Seamus. Facets of the Conflict in Northern Ireland. Macmillan Press. 1995. ISBN 0-312-12280-2.; Armstrong, Gary & Giulianotti, Richard. Football Cultures and Identities. Palgrave Macmillan. 1999: "The Territorial Politics of Soccer in Northern Ireland" by Bairner, Alan & Shirlow, Peter. ISBN 978-0-333-73009-6.; Reilly, Thomas, Lees, Adrian, Davids, K. & Murphy W.J. Science and Football. E. & F.N. Spon. 1988: "Sectarianism and Soccer Hooliganism in Northern Ireland" by Bairner, Alan & Sugden, John, pp. 572–578.; Tomlinson, Alan & Whannel, Garry. Off the Ball. Longwood. 1986: "Observe the Sons of Ulster: Football and Politics in Northern Ireland" by Bairner, Alan & Sugden, John, pp. 146–157. ISBN 978-0-7453-0122-8.
i) Dunleavy, Brian (2006年11月17日). "They must be enjoying the experience!"，CityView, vol. 22, no. 27, p. 18. ^ii)Player Profiles - Sean Hargan互联网档案馆的存檔，存档日期2007-03-31.，CityWeb, 2007，於2008年9月30日查閱
i) Dunleavy, Brian (2006年11月17日). "They must be enjoying the experience!"，CityView, vol. 22, no. 27, p. 18. ^ii)Player Profiles - Sean Hargan互联网档案馆的存檔，存档日期2007-03-31.，CityWeb, 2007，於2008年9月30日查閱
