@misc{indiciaefe057e08591a,
  title = {[Cybernetics--methodological problems].},
  author = {A I Berg and B V Biriukov and I B Novik and A G Spirkin},
  year = {1971},
  url = {https://pubmed.ncbi.nlm.nih.gov/5157052/},
  note = {Source identifier: 5157052}
}