@misc{indiciae201c0eb9d2b1,
  title = {The ethynyl radical C2H - A new interstellar molecule},
  author = {Tucker, K. D. and Kutner, M. L. and Thaddeus, P.},
  year = {1974},
  url = {https://ntrs.nasa.gov/citations/19750030102},
  note = {Source identifier: 19750030102}
}