@misc{indiciaea6740d3d140c,
  title = {Attitude determination techniques for Nimbus 6 and Nimbus G},
  author = {Das, A. and Siegel, S. H. and Stallings, H. L.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19780048022},
  note = {Source identifier: 19780048022}
}