@misc{indiciae2e2558683edd,
  title = {Lie series for celestial mechanics, accelerators, satellite stabilization and optimization},
  author = {Cap, F. and Ehlotzky, F. and Floriani, D. and Groebner, W. and Knapp, H. and Schett, A. and Weill, J.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680016369},
  note = {Source identifier: 19680016369}
}