@misc{indiciae1de2ef23c642,
  title = {Planetary Research Center},
  author = {Baum, W. A. and Millis, R. L. and Bowell, E. L. G.},
  year = {1974},
  url = {https://ntrs.nasa.gov/citations/19740022180},
  note = {Source identifier: 19740022180}
}