@misc{indiciaea69dde265dde,
  title = {Asteroidal regoliths},
  author = {Housen, K. R. and Wilkening, L. L. and Chapman, C. R. and Greenberg, R.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19790068796},
  note = {Source identifier: 19790068796}
}