@misc{indiciae286d9d653b2b,
  title = {Monitoring tropical environments with Space Shuttle photography},
  author = {Helfert, Michael R. and Lulla, Kamlesh P.},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19890054061},
  note = {Source identifier: 19890054061}
}