Theory of ground vibrations of a two-blade helicopter rotor on anisotropic flexible supports
| Author: | Coleman, Robert P. |
|---|---|
| Year: | 1947 |
| Document Type: | N/A |
| Series: | NACA Technical Notes |
| Report Number: | NACA-TN-1184 |
| Link: | https://digital.library.unt.edu/ark:/67531/metadc55388/ |