@conference{8917,
  author = {Robert Fesen and Andrew Hamilton},
  title = {Ejecta in SN 1006: The knotty issue},
  year = {1988},
  journal = {unknown},
  publisher = {ESA},
  address = {Greenbelt, Maryland},
  url = {http://articles.adsabs.harvard.edu/full/1988ESASP.281a.121F},
  note = {JILA Pub. 3847},
}