@misc{indiciae8864bfc55c05,
  title = {Third Earth Resources Technology Satellite-1 Symposium. Volume 1: Technical presentations, section B},
  author = {Stanley C. Freden and Enrico P. Mercanti and Margaret A. Becker},
  year = {1973},
  url = {https://ntrs.nasa.gov/citations/19740022661},
  note = {Source identifier: 19740022661}
}