@misc{indiciae3fa09248fe21,
  title = {Scientific developments lead to new control problems.},
  author = {E M NELSON},
  year = {1956},
  doi = {10.1111/j.1753-4887.1956.tb01505.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/13309862/},
  note = {Source identifier: 13309862}
}