@misc{indiciaeafaa35fa6ed2,
  title = {Orbit design concepts for Jupiter orbiter missions},
  author = {Uphoff, C. and Roberts, P. H. and Friedman, L. D.},
  year = {1974},
  url = {https://ntrs.nasa.gov/citations/19740059040},
  note = {Source identifier: 19740059040}
}