@misc{indiciae56d6148a7ee4,
  title = {Chemical abundances in cold, dark interstellar clouds},
  author = {Irvine, William M. and Kaifu, Norio and Ohishi, Masatoshi},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910052737},
  note = {Source identifier: 19910052737}
}