TY  - RPRT
TI  - Study of direct-return rendezvous trajectories using constant-thrust engines and rendezvous or maneuvering thrusters
AU  - Fletcher, H. S.
AU  - Williams, J. L.
PY  - 1965
UR  - https://ntrs.nasa.gov/citations/19650026352
ID  - 19650026352
ER  -