@misc{indiciaede4788c68a61,
  title = {CO(J = 1-0) line emission from giant molecular clouds},
  author = {Wolfire, Mark G. and Hollenbach, David and Tielens, A. G. G. M.},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19930037544},
  note = {Source identifier: 19930037544}
}