@misc{indiciae8f6780668abb,
  title = {Phenology satellite experiment},
  author = {Dethier, B. E. and Ashley, M. D. and Blair, B. and Hopp, R. J.},
  year = {1973},
  url = {https://ntrs.nasa.gov/citations/19730019494},
  note = {Source identifier: 19730019494}
}