TY  - BOOK
AU  - Evensen,David A
TI  - A THEORETICAL AND EXPERIMENTAL STUDY OF THE NONLINEAR FLEXURAL VIBRATIONS OF THIN CIRCULAR RINGS
U1  - NASA 
PY  - 1965///
CY  - 
PB  - Nasa, Washington, D.C.
N1  - Bound With Nasa Tr R-221-226,228-230
ER  -