File:Gabi Real Madrid vs. Atlético Madrid 28 September 2013 set 8 (cropped).JPG - Wikimedia Commons
File:Atletico Madrid Barcellona 24 11 18.jpg - Wikipedia
Club Atlético de Madrid - Wikipedia, la enciclopedia libre
Felipe (footballer, born 1989) - Wikipedia
Club Atlético de Madrid - Wikipedia, la enciclopedia libre
Wikipedia finally being the correct source of information : r/soccercirclejerk
File:Atletico Madrid-Fulham 2010-05-12.svg - Wikipedia
Atlético Madrid - Wikipedia
Atlético Madrid - Wikipedia
Club Atlético de Madrid - Wikipedia, la enciclopedia libre
File:Diego Costa - Sergio Ramos.JPG - Wikimedia Commons