@misc{indiciae16473fbe2f82,
  title = {Enhancement in interactions involving two steps.},
  author = {Von Oertzen W},
  year = {1991},
  doi = {10.1103/physrevc.43.r1522},
  url = {https://pubmed.ncbi.nlm.nih.gov/9967257/},
  note = {Source identifier: 9967257}
}