TY  - RPRT
TI  - Propeller/fan-pitch feathering apparatus
AU  - Schilling, Jan C.
AU  - Adamson, Arthur P.
AU  - Bathori, Julius
AU  - Walker, Neil
PY  - 1990
UR  - https://ntrs.nasa.gov/citations/20080008779
ID  - 20080008779
ER  -