Av Redaktionen (22 September 2010). "Audi S1 var nära, mycket nära" [The Audi S1 was close, very close]. Auto, Motor & Sport (in Swedish). Archived from the original on 2017-09-09. Retrieved 2018-01-06.
Av Redaktionen (22 September 2010). "Audi S1 var nära, mycket nära" [The Audi S1 was close, very close]. Auto, Motor & Sport (in Swedish). Archived from the original on 2017-09-09. Retrieved 2018-01-06.