@misc{indiciaec105ac24f97a,
  title = {H2CO emission at 2 millimeters in dark clouds},
  author = {Evans, N. J., II and Kutner, M. L.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19760046151},
  note = {Source identifier: 19760046151}
}