G. Berend

The Influence of Variable Flow Velocity on Unsteady Airfoil Behavior

van der Wall, G Berend, V. D. Wall, 1992 .

Simulation of HHC on Helicopter Rotor BVI Noise Emission using a Prescribed Wake Method

van der Wall, G Berend, V. D. Wall, 2000 .

An Analytical Model of Unsteady Profile Aerodynamics and its Application to a Rotor Simulation Program

van der Wall, G Berend, V. D. Wall, 1989 .

2nd HHC Aeroacoustic Rotor Test (HART II) - Part I: Test Documentation -

van der Wall, G Berend, V. D. Wall, 2003 .

Analytic Formulation of Unsteady Profile Aerodynamics and its Application to Simulation of Rotors

van der Wall, G Berend, V. D. Wall, 1992 .

Prescribed Wake Modifications To Account For Harmonic Rotor Loading And Validation With Hart Data

van der Wall, G Berend, V. D. Wall, 2011 .