@proceedings{13189,
  author = {Peter Conti and A. Cowley},
  title = {Spectroscopic Observations of the X-Ray Binary HD 153919=2U1700-37},
  year = {1974},
  journal = {Bulletin of the American Astronomical Society},
  volume = {6},
  pages = {325},
  month = {1974-06},
}