@misc{indiciaeb81a9cb080d6,
  title = {A Well-Defined Bipolar Outflow Shell},
  author = {Xie, T. and Goldsmith, P. and Patel, N.},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/20060038839},
  note = {Source identifier: 20060038839}
}