TY  - RPRT
TI  - Recent Improvements to the Copernicus Trajectory Design and Optimization System
AU  - Williams, Jacob
AU  - Senent, Juan S.
AU  - Ocampo, Cesar
AU  - Lee, David E.
PY  - 2012
UR  - https://ntrs.nasa.gov/citations/20120001856
ID  - 20120001856
ER  -