Coba jelasin Lihat pula dari Gaya turun dong

Simon McBeath, Competition Car Downforce: A Practical Handbook, SAE International, 2000,

Simon McBeath, Competition Car Aerodynamics, Sparkford, Haynes, 2006

Enrico Benzing, Ali / Wings. Progettazione e applicazione su auto da corsa. Their design and application to racing car, Milano, Nada, 2012. Bilingual (Italian-English)