@misc{indiciaeb1f3a74d182a,
  title = {Where is the ice in comets},
  author = {Ahearn, M. F. and Dwek, E. and Tokunaga, A. T.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19820027060},
  note = {Source identifier: 19820027060}
}