TY  - RPRT
TI  - Acoustic loads on upper-surface-blown powered-lift systems
AU  - Willis, C. M.
AU  - Schoenster, J. A.
AU  - Mixson, J. S.
PY  - 1977
UR  - https://ntrs.nasa.gov/citations/19770068263
ID  - 19770068263
ER  -