1. SAE-Paper 770390;SR Ahmed,1977
2. Ahmed, S. R. (1981): Wake Structure of Typical Aerodynamic Shapes. Transactions of the ASME, Journal of Fluid Engineering, 103, S. 162–169.
3. SAE-Paper 840300;SR Ahmed,1984
4. Ahmed, S.R. (Hrsg., 1995): Akustik und Aerodynamik des Kraftfahrzeuges. Renningen-Malmsheim: Expert-Verlag.
5. Beauvais, F. N. (1969): Transient Aerodynamic Effects on a Parked Vehicle Caused by a Passing Bus. Proceeding of First Symposium on Road Vehicle Aerodynamics, The City University, London.