TY  - RPRT
TI  - Optimization of continuous one-dimensional structures under steady harmonic excitation
AU  - Johnson, E. H.
AU  - Segenreich, S. A.
AU  - Ashley, H.
AU  - Rizzi, P.
PY  - 1976
UR  - https://ntrs.nasa.gov/citations/19760087385
ID  - 19760087385
ER  -