File:Audi R18 e-tron quattro no1 2012 WEC Fuji.jpg - Wikimedia Commons
2016 R18 LMP1 is Audi's most powerful and efficient racer ever
First Endurance Racing Success of the Latest Evolution of the Audi R8 LMS GT3 - Autos Community
AUDI gets ready for 2016 endurance racing circuit with R18 hybrid
2012 Audi R18 e-tron quattro Hybrid Le Mans Prototype Debuts
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Audi to end WEC campaign after 2016, including Le Mans
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Top Stories of 2016, #3: Audi's endurance racing exit bombshell
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Audi Wec 2020 Review in 2020 | Porsche, Porsche 917, Porsche motorsport
Audi ups the power for 2015 WEC campaign
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A Run For The Ages: Audi's Story In Prototype Racing – dailysportscar.com
Audi racing | audi.com
Find of the Day: Audi R8 LMP900 Endurance Racer - Audi Club North America
Audi: “King of Endurance Racing” | Audi MediaCenter
Dominant Audi racing team dumps diesel hybrids for electric power
