@misc{indiciae1ab91c0669be,
  title = {Lunar composition from Apollo orbital measurements},
  author = {Adler, I. and Trombka, J. I. and Yin, L. I.},
  year = {1973},
  url = {https://ntrs.nasa.gov/citations/19740034916},
  note = {Source identifier: 19740034916}
}