@misc{indiciae389b904a4fd9,
  title = {On the controllability of distributed systems.},
  author = {J L Lions},
  year = {1997},
  doi = {10.1073/pnas.94.10.4828},
  url = {https://pubmed.ncbi.nlm.nih.gov/11038539/},
  note = {Source identifier: 11038539}
}