TY  - RPRT
TI  - Phugoid oscillations in optimal reentry trajectories
AU  - Vinh, N. X.
AU  - Lin, C. F.
AU  - Chern, J. S.
PY  - 1981
UR  - https://ntrs.nasa.gov/citations/19810050347
ID  - 19810050347
ER  -