@misc{indiciae4f28f5013279,
  title = {Data compression},
  author = {Babkin, V. F. and Kryukov, A. B. and Shtarkov, Y. M.},
  year = {1974},
  url = {https://ntrs.nasa.gov/citations/19750002937},
  note = {Source identifier: 19750002937}
}