TY  - RPRT
TI  - Hingeless helicopter rotor with improved stability
AU  - Ormiston, R. A.
AU  - Bousman, W. G.
AU  - Hodges, D. H.
AU  - Peters, D. A.
PY  - 1976
UR  - https://ntrs.nasa.gov/citations/19770010086
ID  - 19770010086
ER  -