TY  - RPRT
TI  - Ship motion pattern directed VTOL letdown guidance
AU  - Phatak, A. V.
AU  - Karmali, M. S.
AU  - Paulk, C. H., Jr.
PY  - 1983
UR  - https://ntrs.nasa.gov/citations/19840042666
ID  - 19840042666
ER  -