%0 Journal Article %T Inverse problems of determining the unknown shape of oscillating airfoils in compressible 2D unsteady flow via variational technique %A He, Ji‐Huan %J Aircraft Engineering and Aerospace Technology %V 72 %N 1 %P 18-24 %@ 0002-2667 %D 2000-02-01 %I MCB UP Ltd %~ DeepDyve