TY  - RPRT
TI  - Development of advanced techniques for rotorcraft state estimation and parameter identification
AU  - Hall, W. E., Jr.
AU  - Bohn, J. G.
AU  - Vincent, J. H.
PY  - 1980
UR  - https://ntrs.nasa.gov/citations/19810010572
ID  - 19810010572
ER  -