@misc{indiciae4f3d4a1b5694,
  title = {Antarctic Sea Ice variations 1973 - 1975},
  author = {Zwally, H. J. and Parkinson, C. and Carsey, F. and Gloersen, P. and Campbell, W. J. and Ramseier, R. O.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19790012518},
  note = {Source identifier: 19790012518}
}