@misc{indiciaeb873cf640bc1,
  title = {Interaction-free preparation.},
  author = {G Krenn and J Summhammer and K Svozil},
  year = {1996},
  doi = {10.1103/physreva.53.1228},
  url = {https://pubmed.ncbi.nlm.nih.gov/9913010/},
  note = {Source identifier: 9913010}
}