TY  - RPRT
TI  - SWINGBY - A low thrust interplanetary swingby trajectory optimization program, volume 2 Final report
AU  - Hipkins, C.
AU  - Horsewood, J. L.
PY  - 1971
UR  - https://ntrs.nasa.gov/citations/19710021821
ID  - 19710021821
ER  -