@misc{indiciae445d0757e3c6,
  title = {Thermal conductivity of comets},
  author = {Kumar, G. N. and Vachon, R. I. and Khader, M. S.},
  year = {1975},
  url = {https://ntrs.nasa.gov/citations/19750034306},
  note = {Source identifier: 19750034306}
}