@misc{indiciae511f3b125ec1,
  title = {How multispectral sensing can help the ecologist},
  author = {Malida, W. A. and Polcyn, F. C. and Spansail, N. A.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19700059506},
  note = {Source identifier: 19700059506}
}