@article{8609,
  author = {Andrew Hamilton and C. Sarazin and A. Szymkowiak},
  title = {The X-ray spectrum of TYCHO},
  year = {1986},
  journal = {The Astrophysical Journal},
  volume = {300},
  pages = {713},
  month = {01/1986},
  issn = {0004-637X},
  url = {http://adsabs.harvard.edu/full/1986ApJ...300..713H},
  doi = {10.1086/163845},
}