@misc{indiciae9436e8ca72e7,
  title = {Lunar Exploration Missions Since 2006},
  author = {Lawrence, S. J. and Gaddis, L. R. and Joy, K. H. and Petro, N. E.},
  year = {2017},
  url = {https://ntrs.nasa.gov/citations/20170012343},
  note = {Source identifier: 20170012343}
}