%0 Journal Article %T About the impact of wind turbine blade tip vortices on helicopter rotor trim and rotor blade motion %A van der Wall, Berend %A Lehmann, Paul %J CEAS Aeronautical Journal %V 9 %N 1 %P 67-84 %@ 1869-5582 %D 2017-12-12 %I Springer Vienna %~ DeepDyve