@article{8725,
  author = {Mitchell Begelman and R. Blandford},
  title = {Luminous arcs from galactic bow shocks},
  year = {1987},
  journal = {Nature},
  volume = {330},
  pages = {46-48},
  month = {11/1987},
  issn = {0028-0836},
  doi = {10.1038/330046a0},
}