@misc{indiciae33c74cd5d232,
  title = {Conditioned suppression of hypothalamic self- stimulation based on low oxygen levels.},
  author = {Annau, Z. and Weinstein, S. A.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680061427},
  note = {Source identifier: 19680061427}
}