1. True symmetric variational formulation for fluid–structure interaction in bounded media. Finite element results;Ohayon,1984
2. Coupled vibrations of a structure submerged in a compressible fluid;Zienkiewicz,1969
3. Rates of change of eigenvalues and eigenvectors;Fox;AIAA J.,1968
4. Simplified calculations of eigenvector derivatives;Nelson;AIAA J.,1976
5. An improved approximate method for computing eigenvector derivatives;Wang,1985