King, Anthony (2004). "The new symbols of European football". International Review for the Sociology of Sport. London; Thousand Oaks, CA; New Delhi. 39 (3): 323–336. doi:10.1177/1012690204045599. ISSN1012-6902. S2CID145168911.
King, Anthony (2004). "The new symbols of European football". International Review for the Sociology of Sport. London; Thousand Oaks, CA; New Delhi. 39 (3): 323–336. doi:10.1177/1012690204045599. ISSN1012-6902. S2CID145168911.
"1. Facts & Figures"(PDF). UEFA Champions League Statistics Handbook 2020/21. Union of European Football Associations. คลังข้อมูลเก่าเก็บจากแหล่งเดิม(PDF)เมื่อ 10 October 2015. สืบค้นเมื่อ 29 October 2020.
"1. Facts & Figures"(PDF). UEFA Champions League Statistics Handbook 2020/21. Union of European Football Associations. คลังข้อมูลเก่าเก็บจากแหล่งเดิม(PDF)เมื่อ 10 October 2015. สืบค้นเมื่อ 29 October 2020.
King, Anthony (2004). "The new symbols of European football". International Review for the Sociology of Sport. London; Thousand Oaks, CA; New Delhi. 39 (3): 323–336. doi:10.1177/1012690204045599. ISSN1012-6902. S2CID145168911.