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World Sports Racing Prototypes
Le Mans Prototype - Wikipedia
World Sportscar Championship - Wikipedia
Why Ferrari's long-awaited prototype return is a milestone
IMSA Top Class to Be Named GTP Beginning in 2023 | IMSA
IMSA WEC prototype convergence agreement detailed - RACER
WeatherTech: The Classes - IMSA
Why endurance racing is booming with a new breed of prototype sportscar
The Australian Prototype Series
Ferrari to contest Le Mans outright with 2023 Hypercar programme